EARNINGS PER SHARE (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Basic earnings per share:
Net income	$ 45,964	$ 42,034	$ 148,036	$ 123,713
Weighted-average common shares	57,172	60,319	58,039	60,350
Basic earnings per share	$ 0.80	$ 0.70	$ 2.55	$ 2.05
Diluted earnings per share:
Net income	$ 45,964	$ 42,034	$ 148,036	$ 123,713
Weighted-average common shares	57,172	60,319	58,039	60,350
Effect of dilutive awards:
Employee stock plans	431	1,044	596	1,116
Diluted weighted-average common shares	57,603	61,363	58,635	61,466
Diluted earnings per share	$ 0.80	$ 0.69	$ 2.52	$ 2.01
Stock awards excluded in the computation of diluted earnings per share	0	0	0	0