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STOCK COMPENSATION PLANS - Schedule of Activity under the New Equity Plan (Details) - shares
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Number of Shares:    
Nonvested at beginning of period (in shares) 3,916,948 4,136,543
Granted (in shares) 64,458 1,524,383
Vested (in shares) (1,729,046) (1,713,878)
Forfeited (in shares) 0 (30,100)
Nonvested at end of period (in shares) 2,252,360 3,916,948