EARNINGS PER SHARE (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Numerator:
Net income	$ 152,454	$ 149,543
Denominator:
Weighted average common shares outstanding - basic (in shares)	60,564	61,836
Plus: Dilutive effect of stock options and unvested restricted stock units (in shares)	490	793
Weighted average common shares outstanding - diluted (in shares)	61,054	62,629
Net income per common share:
Basic (in dollars per share)	$ 2.52	$ 2.42
Diluted (in dollars per share)	$ 2.50	$ 2.39