STOCK-BASED COMPENSATION - Stock Option Activity (Details)	12 Months Ended
	Dec. 31, 2021 USD ($) $ / shares shares
Shares
Stock Option Shares expired (in shares) | shares	(5,000)
Weighted-Average Exercise Price
Stock Option Shares expired (in dollars per share) | $ / shares	$ 9.80
Stock options
Shares
Stock Option Shares outstanding at beginning of period (in shares) | shares	2,194,779
Stock Option Shares granted (in shares) | shares	429,302
Stock Option Shares exercised (in shares) | shares	(382,716)
Stock Option Shares forfeited (in shares) | shares	(236,666)
Stock Option Shares outstanding at end of period (in shares) | shares	1,999,699
Stock Option Shares exercisable at end of period (in shares) | shares	1,028,375
Weighted-Average Exercise Price
Stock Option Shares outstanding at beginning of period (in dollars per share) | $ / shares	$ 35.01
Stock Option Shares granted (in dollars per share) | $ / shares	68.34
Stock Option Shares exercised (in dollars per share) | $ / shares	27.27
Stock Option Shares forfeited (in dollars per share) | $ / shares	40.83
Stock Option Shares outstanding at end of period (in dollars per share) | $ / shares	42.05
Stock Option Shares exercisable at end of period (in dollars per share) | $ / shares	$ 29.26
Weighted Average Remaining Contractual Term
Stock Option Shares outstanding at end of period	6 years 6 months
Stock Option Shares exercisable at end of period	4 years 7 months 6 days
Aggregate Intrinsic Value
Stock Option Shares outstanding at end of period (in dollars) | $	$ 61,774,500
Stock Option Shares exercisable at end of period (in dollars) | $	$ 45,958,184