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VALUATION AND QUALIFYING ACCOUNTS
12 Months Ended
Dec. 31, 2021
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]  
VALUATION AND QUALIFYING ACCOUNTS
TRECORA RESOURCES AND SUBSIDIARIES
VALUATION AND QUALIFYING ACCOUNTS
Three years ended December 31, 2021
DescriptionBeginning
balance
AdditionsDeductionsEnding
balance
ALLOWANCE FOR DEFERRED
TAX ASSET
December 31, 2019225,622 — — 225,622 
December 31, 2020225,622 — — 225,622 
December 31, 2021225,622 — (225,622)— 
DescriptionBeginning
balance
AdditionsDeductionsEnding
balance
ALLOWANCE FOR DOUBTFUL
ACCOUNTS
December 31, 2019452,000 — (23,000)429,000 
December 31, 2020429,000 — (129,000)300,000 
December 31, 2021300,000 — — 300,000