Annual report pursuant to Section 13 and 15(d)

SHARE-BASED COMPENSATION (Details)

v2.4.1.9
SHARE-BASED COMPENSATION (Details) (USD $)
 12 Months Ended 1 Months Ended 0 Months Ended 1 Months Ended 12 Months Ended 0 Months Ended 1 Months Ended 0 Months Ended 12 Months Ended 0 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Oct. 31, 2014
Sep. 30, 2012
Feb. 23, 2010
Feb. 28, 2010
Jan. 31, 2010
Dec. 31, 2010
Sep. 25, 2011
May 20, 2011
May 02, 2011
Jan. 12, 2011
Jun. 30, 2010
May 29, 2013
Nov. 15, 2012
Dec. 31, 2009
Option
Feb. 21, 2014
Feb. 21, 2014
May 08, 2013
Oct. 23, 2008
Warrants and Rights Note Disclosure [Abstract]                                          
Common stock, issued (in shares) 100,000us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights                                        
Strike price (in dollars per share) $ 10.00us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1                                        
Warrant term 5 years                                        
Vesting percentage (in hundredths) 50.00%us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage                                        
Vesting of warrant in year one, description equal increments of 1/12th each calendar month throughout the first year                                        
Vesting of warrant thereafter, description equal increments of 1/36th each calendar month over years 2 through 4 contingent upon continuous investor relations service under the consulting agreement                                        
Investor relations expense $ 79,000trec_InvestorRelationsExpense $ 180,000trec_InvestorRelationsExpense                                      
Stock Options [Member]                                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                          
Compensation expense recognized 2,063,000us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		739,000us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		856,000us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                   
Number of shares register under stock option plans (in shares)                                       1,500,000us-gaap_DeferredCompensationArrangementWithIndividualSharesAuthorizedForIssuance
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		1,000,000us-gaap_DeferredCompensationArrangementWithIndividualSharesAuthorizedForIssuance
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
Aggregate options outstanding (in shares) 1,598,191us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		1,326,360us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                     
Exercise price (in dollars per share) $ 12.26us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                       
Stock Options [Roll Forward]                                          
Outstanding at beginning of period (in shares) 1,326,360us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                       
Granted (in shares) 500,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                       
Expired (in shares) 0us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpirationsInPeriod
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                       
Exercised (in shares) (169,280)us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                       
Forfeited (in shares) (58,889)us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                       
Outstanding at end of period (in shares) 1,598,191us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		1,326,360us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                     
Expected to vest, end of period (in shares) 825,250us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                       
Exercisable, end of period (in shares) 572,941us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                       
Weighted Average Exercise Price Per Share [Roll Forward]                                          
Outstanding at beginning of period (in dollars per share) $ 4.32us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                       
Granted (in dollars per share) $ 12.26us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                       
Expired (in dollars per share) $ 0us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExpirationsInPeriodWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                       
Exercised (in dollars per share) $ 3.18us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                       
Forfeited (in dollars per share) $ 7.56us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                       
Outstanding at end of period (in dollars per share) $ 7.16us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		$ 4.32us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                     
Expected to vest, end of period (in dollars of period) $ 9.59us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                       
Exercisable, end of period (in dollars per share) $ 4.97us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                       
Weighted Average Remaining Contractual Life [Abstract]                                          
Outstanding, weighted average remaining contractual life 6 years 9 months 18 days                                        
Expected to vest, weighted average remaining contractual life 8 years 3 months 18 days                                        
Exercisable, weighted average remaining contractual life 5 years 6 months                                        
Intrinsic Value [Abstract]                                          
Outstanding, Intrinsic value 12,050,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                       
Expected to vest, Intrinsic value 4,217,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                       
Exercisable, Intrinsic value 5,575,000us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                       
Options were in the money to derive intrinsic value (in shares) 1,600,000trec_NumberOfAwardsUsedInAggregateIntrinsicValue
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                       
Weighted average grant date fair value of options (in dollars per share) $ 12.26us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		$ 7.71us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		$ 7.14us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                   
Aggregate intrinsic value of options exercised 1,600,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		142,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		445,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                   
Cash received upon exercise of options 91,000us-gaap_ProceedsFromStockOptionsExercised
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		60,000us-gaap_ProceedsFromStockOptionsExercised
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                     
Shares [Rollforward]                                          
Non-vested, beginning of period (in shares) 585,504trec_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonvestedOptionsNumber
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                       
Granted (in shares) 500,000trec_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonvestedOptionsGrantsInPeriod
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                       
Expired (in shares) (20,000)trec_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonvestedOptionsForfeitedInPeriod
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                       
Vested (in shares) (240,254)trec_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonvestedOptionsVestedInPeriod
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                       
Non-vested, end of period (in shares) 825,250trec_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonvestedOptionsNumber
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		585,504trec_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonvestedOptionsNumber
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                     
Weighted Average Grant-Date Fair Value Per Share [Rollforward]                                          
Non-vested, at beginning of period (in dollars per share) $ 5.07trec_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonvestedOptionsWeightedAverageGrantDateFairValue
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                       
Granted (in dollars per share) $ 12.26trec_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonvestedOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                       
Expired (in dollars per share) $ 2.82trec_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonvestedOptionsForfeituresWeightedAverageGrantDateFairValue
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                       
Vested (in dollars per share) $ 4.80trec_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonvestedOptionsVestedInPeriodWeightedAverageGrantDateFairValue
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                       
Non-vested, end of period (in dollars per share) $ 9.59trec_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonvestedOptionsWeightedAverageGrantDateFairValue
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		$ 5.07trec_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonvestedOptionsWeightedAverageGrantDateFairValue
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                     
Fair value of options vested in period 1,167,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                       
Unrecognized compensation cost related to non-vested share-based compensation 4,500,000us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember 		                                       
Weighted average recognition period 2 years 10 months 24 days                                        
Executive Vice President [Member] | Restricted Stock [Member]                                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                          
Number of shares of common stock issued (in shares)       7,000us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationGross
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_ExecutiveVicePresidentMember 		7,500us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensationGross
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_ExecutiveVicePresidentMember 		                               
Compensation expense recognized       79,310us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_ExecutiveVicePresidentMember 		72,600us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_ExecutiveVicePresidentMember 		                               
Non-Employee Director [Member] | Stock Options [Member]                                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                          
Compensation expense recognized 66,000us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_DirectorMember 		113,000us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_DirectorMember 		113,000us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_DirectorMember 		                                   
Exercise price (in dollars per share)           $ 2.82us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_DirectorMember 		  $ 2.21us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_DirectorMember 		                         
Vesting period             5 years                            
Expected dividends                 0us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageExpectedDividend
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_DirectorMember 		                       
Options weighted average remaining life 5 years 1 month 6 days                                        
Stock Options [Roll Forward]                                          
Granted (in shares)             500,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_DirectorMember 		32,667us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_DirectorMember 		                         
Weighted Average Exercise Price Per Share [Roll Forward]                                          
Granted (in dollars per share)           $ 2.82us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_DirectorMember 		  $ 2.21us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_DirectorMember 		                         
Non-Employee Director [Member] | Stock Options [Member] | Minimum [Member]                                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                          
Expected volatility (in hundredths)                 338.00%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_DirectorMember 		                       
Expected term (in years)                 5 years                        
Risk free interest rate (in hundredths)                 2.37%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_DirectorMember 		                       
Non-Employee Director [Member] | Stock Options [Member] | Maximum [Member]                                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                          
Expected volatility (in hundredths)                 467.00%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_DirectorMember 		                       
Expected term (in years)                 10 years                        
Risk free interest rate (in hundredths)                 3.68%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
/ us-gaap_TitleOfIndividualAxis
= us-gaap_DirectorMember 		                       
Director Joseph Palm [Member] | Stock Options [Member]                                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                          
Compensation expense recognized 0us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorJosephPalmMember 		0us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorJosephPalmMember 		24,000us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorJosephPalmMember 		                                   
Options awarded, term                   10 years 10 years                    
Exercise price (in dollars per share)                   $ 3.52us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorJosephPalmMember 		$ 3.90us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorJosephPalmMember 		                   
Vesting period                   4 years 8 months 1 day 1 year                    
Share lots vesting (in shares) 20,000trec_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsShareLotsVesting
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorJosephPalmMember 		                                       
Stock Options [Roll Forward]                                          
Outstanding at beginning of period (in shares)                     100,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorJosephPalmMember 		                   
Granted (in shares)                   80,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorJosephPalmMember 		19,333us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorJosephPalmMember 		                   
Weighted Average Exercise Price Per Share [Roll Forward]                                          
Granted (in dollars per share)                   $ 3.52us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorJosephPalmMember 		$ 3.90us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorJosephPalmMember 		                   
Director Joseph Palm [Member] | Stock Options [Member] | Stock Options Issued on September 25, 2011 [Member]                                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                          
Compensation expense recognized 65,000us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_PlanNameAxis
= trec_StockOptionsIssuedOnSeptember252011Member
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorJosephPalmMember 		65,000us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_PlanNameAxis
= trec_StockOptionsIssuedOnSeptember252011Member
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorJosephPalmMember 		38,000us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_PlanNameAxis
= trec_StockOptionsIssuedOnSeptember252011Member
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorJosephPalmMember 		                                   
Director John Townsend [Member] | Stock Options [Member]                                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                          
Compensation expense recognized 80,000us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorJohnTownsendMember 		80,000us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorJohnTownsendMember 		80,000us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorJohnTownsendMember 		                                   
Options awarded, term                       10 years                  
Exercise price (in dollars per share)                       $ 4.09us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorJohnTownsendMember 		                 
Vesting period                       5 years                  
Vesting percentage (in hundredths)                       20.00%trec_ShareBasedCompensationByArrangementShareBasedPaymentAwardAwardVestingPercentage
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorJohnTownsendMember 		                 
Stock Options [Roll Forward]                                          
Granted (in shares)                       100,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorJohnTownsendMember 		                 
Weighted Average Exercise Price Per Share [Roll Forward]                                          
Granted (in dollars per share)                       $ 4.09us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorJohnTownsendMember 		                 
Key Employees [Member] | Stock Options [Member]                                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                          
Compensation expense recognized 475,000us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_KeyEmployeesMember 		475,000us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_KeyEmployeesMember 		475,000us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_KeyEmployeesMember 		                                   
Options awarded, term                         10 years                
Exercise price (in dollars per share)                         $ 4.86us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_KeyEmployeesMember 		               
Vesting period                         4 years                
Expected dividends     0us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageExpectedDividend
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_KeyEmployeesMember 		                                   
Vesting percentage (in hundredths)                         25.00%trec_ShareBasedCompensationByArrangementShareBasedPaymentAwardAwardVestingPercentage
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_KeyEmployeesMember 		               
Stock Options [Roll Forward]                                          
Granted (in shares)                         391,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_KeyEmployeesMember 		               
Weighted Average Exercise Price Per Share [Roll Forward]                                          
Granted (in dollars per share)                         $ 4.86us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_KeyEmployeesMember 		               
Key Employees [Member] | Stock Options [Member] | Minimum [Member]                                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                          
Expected volatility (in hundredths)     96.00%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
/ us-gaap_TitleOfIndividualAxis
= trec_KeyEmployeesMember 		                                   
Expected term (in years)     5 years                                    
Risk free interest rate (in hundredths)     1.26%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
/ us-gaap_TitleOfIndividualAxis
= trec_KeyEmployeesMember 		                                   
Key Employees [Member] | Stock Options [Member] | Maximum [Member]                                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                          
Expected volatility (in hundredths)     413.00%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
/ us-gaap_TitleOfIndividualAxis
= trec_KeyEmployeesMember 		                                   
Expected term (in years)     10 years                                    
Risk free interest rate (in hundredths)     3.34%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
/ us-gaap_TitleOfIndividualAxis
= trec_KeyEmployeesMember 		                                   
Key Employees [Member] | Restricted Stock [Member]                                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                          
Compensation expense recognized 0us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
/ us-gaap_TitleOfIndividualAxis
= trec_KeyEmployeesMember 		0us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
/ us-gaap_TitleOfIndividualAxis
= trec_KeyEmployeesMember 		6,000us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
/ us-gaap_TitleOfIndividualAxis
= trec_KeyEmployeesMember 		                                   
Options awarded, term                           7 years              
Exercise price (in dollars per share)                           $ 2.47us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
/ us-gaap_TitleOfIndividualAxis
= trec_KeyEmployeesMember 		             
Vesting period                           2 years              
Options weighted average remaining life 2 years 6 months                                        
Stock Options [Roll Forward]                                          
Granted (in shares)                           10,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
/ us-gaap_TitleOfIndividualAxis
= trec_KeyEmployeesMember 		             
Weighted Average Exercise Price Per Share [Roll Forward]                                          
Granted (in dollars per share)                           $ 2.47us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_RestrictedStockMember
/ us-gaap_TitleOfIndividualAxis
= trec_KeyEmployeesMember 		             
Officer and Key Employees [Member] | Stock Options [Member]                                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                          
Compensation expense recognized 0us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_OfficerAndKeyEmployeesMember 		0us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_OfficerAndKeyEmployeesMember 		8,000us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_OfficerAndKeyEmployeesMember 		                                   
Exercise price (in dollars per share)               $ 2.21us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_OfficerAndKeyEmployeesMember 		                         
Vesting period               2 years                          
Stock Options [Roll Forward]                                          
Granted (in shares)               95,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_OfficerAndKeyEmployeesMember 		                         
Weighted Average Exercise Price Per Share [Roll Forward]                                          
Granted (in dollars per share)               $ 2.21us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_OfficerAndKeyEmployeesMember 		                         
Director Gary Adams [Member] | Stock Options [Member]                                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                          
Compensation expense recognized 120,000us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorGaryAdamsMember 		120,000us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorGaryAdamsMember 		15,000us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorGaryAdamsMember 		                                   
Options awarded, term                               10 years          
Exercise price (in dollars per share)                               $ 7.14us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorGaryAdamsMember 		         
Vesting period                               5 years          
Expected volatility (in hundredths)                             85.00%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorGaryAdamsMember 		87.00%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorGaryAdamsMember 		         
Expected dividends                             0us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageExpectedDividend
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorGaryAdamsMember 		0us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageExpectedDividend
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorGaryAdamsMember 		         
Expected term (in years)                             6 years 3 months 6 years 6 months          
Risk free interest rate (in hundredths)                             1.33%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorGaryAdamsMember 		0.92%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorGaryAdamsMember 		         
Vesting percentage (in hundredths)                               20.00%trec_ShareBasedCompensationByArrangementShareBasedPaymentAwardAwardVestingPercentage
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorGaryAdamsMember 		         
Stock Options [Roll Forward]                                          
Granted (in shares)                               100,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorGaryAdamsMember 		         
Weighted Average Exercise Price Per Share [Roll Forward]                                          
Granted (in dollars per share)                               $ 7.14us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_DirectorGaryAdamsMember 		         
Mr. Hatem El Khalidi [Member] | Stock Options [Member]                                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                          
Compensation expense recognized 97,000us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_MrHatemElKhalidiMember 		97,000us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_MrHatemElKhalidiMember 		97,000us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_MrHatemElKhalidiMember 		                                   
Number of options awarded                                 2trec_NumberOfOptionsAwarded
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_MrHatemElKhalidiMember 		       
Compensation expense reversed     413,000trec_CompensationExpenseReversed
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_MrHatemElKhalidiMember 		                                   
Shares [Rollforward]                                          
Granted (in shares)                                 200,000trec_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonvestedOptionsGrantsInPeriod
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_MrHatemElKhalidiMember 		       
Weighted Average Grant-Date Fair Value Per Share [Rollforward]                                          
Granted (in dollars per share)                                 $ 3.40trec_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonvestedOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_MrHatemElKhalidiMember 		       
Simon Upfill-Brown [Member] | Stock Options [Member]                                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                          
Compensation expense recognized 126,000us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_SimonUpfillBrownMember 		84,000us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_SimonUpfillBrownMember 		                                     
Options awarded, term                             10 years            
Exercise price (in dollars per share)                             $ 7.71us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_SimonUpfillBrownMember 		           
Vesting period                             4 years            
Expected volatility (in hundredths)                                   84.00%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_SimonUpfillBrownMember 		     
Expected dividends                                   0us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageExpectedDividend
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_SimonUpfillBrownMember 		     
Expected term (in years)                                   6 years 3 months      
Risk free interest rate (in hundredths)                                   1.95%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_SimonUpfillBrownMember 		     
Vesting percentage (in hundredths)                             25.00%trec_ShareBasedCompensationByArrangementShareBasedPaymentAwardAwardVestingPercentage
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_SimonUpfillBrownMember 		           
Stock Options [Roll Forward]                                          
Granted (in shares)                             90,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_SimonUpfillBrownMember 		           
Weighted Average Exercise Price Per Share [Roll Forward]                                          
Granted (in dollars per share)                             $ 7.71us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_SimonUpfillBrownMember 		           
Various Employees [Member]                                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                          
Options awarded, term                                     10 years    
Various Employees [Member] | Stock Options [Member]                                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                          
Compensation expense recognized                                     955,000us-gaap_DeferredCompensationArrangementWithIndividualCompensationExpense
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_VariousEmployeesMember 		   
Exercise price (in dollars per share)                                     12.26us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_VariousEmployeesMember 		   
Vesting period                                     4 years    
Vesting percentage (in hundredths)                                     25.00%trec_ShareBasedCompensationByArrangementShareBasedPaymentAwardAwardVestingPercentage
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_VariousEmployeesMember 		   
Stock Options [Roll Forward]                                          
Granted (in shares)                                     500,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_VariousEmployeesMember 		   
Weighted Average Exercise Price Per Share [Roll Forward]                                          
Granted (in dollars per share)                                     12.26us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
/ us-gaap_AwardTypeAxis
= us-gaap_EmployeeStockOptionMember
/ us-gaap_TitleOfIndividualAxis
= trec_VariousEmployeesMember