STOCK-BASED COMPENSATION - Stock Option Activity (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Stock Options
Weighted Average Exercise Price
Shares surrendered to satisfy exercise price and/or tax withholding requirements (in shares)	55,467	7,957	10,354
Stock Incentive Plan
Option Shares Outstanding
Outstanding, beginning of period (in shares)	1,853,064	1,833,246	1,437,460
Granted (in shares)	39,000	132,929	450,000
Exercise of stock options (in shares)	(241,876)	(82,611)	(53,214)
Forfeited (in shares)	(27,100)	(30,500)	(1,000)
Outstanding, end of period (in shares)	1,623,088	1,853,064	1,833,246
Weighted Average Exercise Price
Outstanding, beginning of period (in dollars per share)	$ 59.79	$ 57.69	$ 50.47
Granted (in dollars per share)	71.99	81.04	77.99
Exercise of stock options (in dollars per share)	43.54	41.84	34.40
Forfeited (in dollars per share)	84.37	75.08	48.85
Outstanding, end of period (in dollars per share)	$ 62.09	$ 59.79	$ 57.69
Exercisable (in shares)	1,184,045
Exercisable (in dollars per share)	$ 56.63
Weighted average remaining life outstanding (in years)	5 years 3 months 18 days	5 years 10 months 24 days	6 years 7 months 6 days
Weighted average remaining life exercisable (in years)	4 years 4 months 24 days
Aggregate intrinsic value outstanding	$ 30,126	$ 37,526	$ 51,426
Aggregate intrinsic value exercisable	$ 28,297