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STOCK-BASED COMPENSATION - Performance-based Awards and Restricted Stock Units (Details)
$ / shares in Units, $ in Thousands
3 Months Ended
Mar. 31, 2023
USD ($)
$ / shares
shares
Restricted Stock Units (RSUs)  
Shares  
Outstanding, shares at beginning of the period 1,096,000
Granted, shares 148,000
Vested, shares (166,000)
Forfeited, shares (4,000)
Outstanding, shares at ending of the period 1,074,000
Outstanding and expected to vest at ending of the period 995,000
Weighted- Average Grant Date Fair Value Per Share (in dollars per share)  
Outstanding, weighted-average grant date fair value per share, beginning of period | $ / shares $ 60.52
Granted | $ / shares 80.07
Vested | $ / shares 59.06
Forfeited | $ / shares 68.73
Outstanding, weighted-average grant date fair value per share, end of period | $ / shares $ 63.41
Weighted-Average Remaining Contractual Term (In years)  
Outstanding, weighted-average remaining contractual term (in years) 2 years 10 days
Outstanding and expected to vest, weighted-average remaining contractual term (in years) 1 year 7 months 2 days
Aggregate Intrinsic Value (In thousands)  
Outstanding, Aggregate Intrinsic Value | $ $ 90,903
Outstanding and expected to vest, aggregate intrinsic value | $ $ 84,247
Long-Term Performance-Based Awards (PRSUs)  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Performance period 3 years
Shares  
Outstanding, shares at beginning of the period 236,000
Granted, shares 145,000
Vested, shares (23,000)
Forfeited, shares 0
Outstanding, shares at ending of the period 358,000
Outstanding and expected to vest at ending of the period 143,000
Weighted- Average Grant Date Fair Value Per Share (in dollars per share)  
Outstanding, weighted-average grant date fair value per share, beginning of period | $ / shares $ 77.82
Granted | $ / shares 80.92
Vested | $ / shares 49.68
Forfeited | $ / shares 0
Outstanding, weighted-average grant date fair value per share, end of period | $ / shares $ 80.89
Weighted-Average Remaining Contractual Term (In years)  
Outstanding, weighted-average remaining contractual term (in years) 1 year 10 months 13 days
Outstanding and expected to vest, weighted-average remaining contractual term (in years) 2 years 9 months
Aggregate Intrinsic Value (In thousands)  
Outstanding, Aggregate Intrinsic Value | $ $ 30,329
Outstanding and expected to vest, aggregate intrinsic value | $ $ 12,094
Performance Based Awards (PSUs)  
Shares  
Outstanding, shares at beginning of the period 34,000
Granted, shares 75,000
Vested, shares (34,000)
Forfeited, shares 0
Outstanding, shares at ending of the period 75,000
Outstanding and expected to vest at ending of the period 40,000
Weighted- Average Grant Date Fair Value Per Share (in dollars per share)  
Outstanding, weighted-average grant date fair value per share, beginning of period | $ / shares $ 79.94
Granted | $ / shares 82.49
Vested | $ / shares 79.94
Forfeited | $ / shares 0
Outstanding, weighted-average grant date fair value per share, end of period | $ / shares $ 82.49
Weighted-Average Remaining Contractual Term (In years)  
Outstanding, weighted-average remaining contractual term (in years) 9 months
Outstanding and expected to vest, weighted-average remaining contractual term (in years) 9 months
Aggregate Intrinsic Value (In thousands)  
Outstanding, Aggregate Intrinsic Value | $ $ 6,312
Outstanding and expected to vest, aggregate intrinsic value | $ $ 3,358
Minimum | Long-Term Performance-Based Awards (PRSUs)  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Performance-based award shares released as a percentage of target number 0.00%
Minimum | Performance Based Awards (PSUs)  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Performance-based award shares released as a percentage of target number 0.00%
Maximum | Long-Term Performance-Based Awards (PRSUs)  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Performance-based award shares released as a percentage of target number 200.00%
Maximum | Performance Based Awards (PSUs)  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Performance-based award shares released as a percentage of target number 200.00%