Quarterly report pursuant to Section 13 or 15(d)

Cover Page

v3.20.2
Cover Page - shares
6 Months Ended
Jun. 30, 2020
Jul. 31, 2020
Cover [Abstract]    
Entity Central Index Key 0000007039  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2020  
Document Fiscal Period Focus Q2  
Amendment Flag false  
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Jun. 30, 2020  
Document Transition Report false  
Entity File Number 1-33926  
Entity Registrant Name TRECORA RESOURCES  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 75-1256622  
Entity Address, Address Line One 1650 Hwy 6 South  
Entity Address, Address Line Two Suite 190  
Entity Address, Postal Zip Code 77478  
Entity Address, City or Town Sugar Land  
Entity Address, State or Province TX  
City Area Code (281)  
Local Phone Number 980-5522  
Title of 12(b) Security Common Stock, par value $0.10 per share  
Trading Symbol TREC  
Security Exchange Name NYSE  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   24,714,980