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SHAREHOLDERS' EQUITY - Narrative (Details) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 12 Months Ended
Jul. 31, 2020
Dec. 31, 2020
Dec. 31, 2019
Class of Stock [Line Items]      
Common stock shares reserved for issuance under incentive plans (in shares)   95,900,000  
Treasury stock (shares)   0 194,707,945
Preferred stock authorized (shares)   100,000,000  
Preferred stock, par value (USD per share)   $ 0.01  
Preferred stock issued (shares)   0  
Stock issued during period, new issues (shares) 17,300,000    
Issuance of common stock $ 1,400,000 $ 0  
Common Stock $0.001 Par Value      
Class of Stock [Line Items]      
Number of shares issued upon Separation per former class A common stock   2.1584  
Common stock, par value (USD per share)   $ 0.001 $ 0.001
Number of shares issued upon Separation per former class B common stock   2.1584  
Series 1 Mandatorily Exchangeable Preferred Stock      
Class of Stock [Line Items]      
Number of shares issued upon Separation per former class A common stock   1  
Series 2 Mandatorily Exchangeable Preferred Stock      
Class of Stock [Line Items]      
Number of shares issued upon Separation per former class B common stock   1