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EARNINGS PER SHARE (Details) - shares
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Stock Appreciation Rights (SARs) [Member]      
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 2,000,000 100,000 3,000,000