Annual report pursuant to Section 13 and 15(d)

COMMITMENTS AND CONTINGENCIES (Details)

v3.3.1.900
COMMITMENTS AND CONTINGENCIES (Details)
SAR in Millions
12 Months Ended
Dec. 31, 2015
USD ($)
Defendant
Railcar
Dec. 31, 2014
USD ($)
Dec. 31, 2013
USD ($)
Dec. 31, 2015
SAR
Railcar
Dec. 31, 2014
SAR
Oct. 24, 2010
USD ($)
Oct. 24, 2010
SAR
Guarantor Obligations [Line Items]              
Amount of maximum exposure $ 82,700,000 $ 69,300,000   SAR 310.0 SAR 259.8    
Site Contingency [Line Items]              
Expenses for environmental monitoring, compliance, and improvements 604,000 414,000 $ 386,000        
Operating Leases, Future Minimum Payments Receivable [Abstract]              
2016 3,309,000            
2017 2,540,000            
2018 2,127,000            
2019 1,976,000            
2020 1,829,000            
Thereafter 2,065,000            
Total 13,846,000            
Operating Leased Assets [Line Items]              
Operating lease, rental expense $ 4,200,000 $ 2,500,000 $ 1,800,000        
Railcars [Member]              
Operating Leased Assets [Line Items]              
Number Of Railcars | Railcar 350     350      
Operating lease expiration date Dec. 31, 2026            
Total commitments under operating leases $ 13,600,000            
Operating Lease Period 11 years            
Office Space in Sugar Land, TX [Member]              
Operating Leased Assets [Line Items]              
Operating lease expiration date Dec. 31, 2018            
Total commitments under operating leases $ 200,000            
Threatened Litigation [Member] | Exposure to Asbestos [Member]              
Loss Contingencies [Line Items]              
Number of defendants | Defendant 44            
Pending Litigation [Member]              
Loss Contingencies [Line Items]              
Accrued recorded value $ 1,000,000            
Saudi Industrial Development Fund Limited Guarantee [Member]              
Guarantor Obligations [Line Items]              
Loan guarantee, maximum           41.00% 41.00%
Principal amount of loan guaranteed           $ 88,000,000 SAR 330.0
Amount of maximum exposure           $ 36,100,000 SAR 135.3