Annual report pursuant to Section 13 and 15(d)

AMAK ORGANIZATION AND BUSINESS - Schedule of Ownership in Joint Stock Company (Details)

v3.20.1
AMAK ORGANIZATION AND BUSINESS - Schedule of Ownership in Joint Stock Company (Details) - AMAK - shares
Dec. 31, 2019
Jun. 30, 2019
Jun. 29, 2019
Dec. 31, 2018
Mar. 31, 2018
Mar. 30, 2018
Schedule of Equity Method Investments [Line Items]            
Ownership Percentage 33.30% 33.30% 33.40% 33.40% 33.41% 33.44%
Saudi shareholders,Trecora, and ARMICO            
Schedule of Equity Method Investments [Line Items]            
Shares 79,509,550          
Ownership Percentage 100.00%          
Saudi shareholders            
Schedule of Equity Method Investments [Line Items]            
Shares 37,248,210          
Ownership Percentage 46.80%          
Trecora (US Company)            
Schedule of Equity Method Investments [Line Items]            
Shares 26,467,422          
Ownership Percentage 33.30%          
ARMICO (Pan Arab Organization)            
Schedule of Equity Method Investments [Line Items]            
Shares 15,502,500          
Ownership Percentage 19.50%          
Other            
Schedule of Equity Method Investments [Line Items]            
Shares 291,418          
Ownership Percentage 0.40%