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STOCK-BASED COMPENSATION (Tables)
12 Months Ended
Dec. 31, 2021
Share-based Payment Arrangement, Noncash Expense [Abstract]  
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions
A summary of all restricted stock activity during 2021 is as follows:
Number of
Shares
Weighted
Average
Grant Date
Fair Value
Restricted Stock Outstanding at December 31, 20201,832,379 $16.06 
Granted582,081 17.45 
Vested(296,946)18.01 
Forfeited(336,438)22.18 
Restricted Stock Outstanding at December 31, 20211,781,076 $15.03 
Schedule of Share-based Compensation, Stock Options, Activity
A summary of all stock option activity during 2021 is as follows:
Number of OptionsWeighted Average Exercise PriceWeighted Average Remaining Contractual LifeAggregate
Intrinsic Value
($ in millions)
Options Outstanding at December 31, 2020414,080 $11.60 2.2$2.3 
Exercised(200,782)$11.09 $1.3 
Forfeited— $— 
Expired(13,587)$10.21 
Options Outstanding at December 31, 2021199,711 $12.20 2.1$1.5 
Options Exercisable at December 31, 2021154,533 $11.82 2.0$1.2