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STOCK-BASED COMPENSATION - Performance Share Units Activity (Details) - PSUs and PSU Replacement Units
$ / shares in Units, shares in Thousands, $ in Thousands
 12 Months Ended
Dec. 31, 2021
USD ($)
$ / shares
shares
Number of Shares  
Beginning balance at January 1, 2021 (in shares) | shares 1,114
Granted (in shares) | shares 560
Exercised/Released (in shares) | shares (813)
Canceled/Forfeited (in shares) | shares (71)
Reinvested (in shares) | shares 10
Ending balance at December 31, 2021 (in shares) | shares 800
Weighted Grant Date Fair Value Per Share  
Beginning balance at January 1, 2021 (in dollars per share) | $ / shares $ 24.69
Granted (in dollars per share) | $ / shares 20.52
Exercised/Released (in dollars per share) | $ / shares 21.34
Canceled/Forfeited (in dollars per share) | $ / shares 22.35
Reinvested (in dollars per share) | $ / shares 21.70
Ending balance at December 31, 2021 (in dollars per share) | $ / shares $ 25.34
Outstanding, aggregate intrinsic value | $ $ 14,169