CASH DIVIDENDS AND COMMON STOCK REPURCHASES (Details) - USD ($) $ / shares in Units, $ in Thousands		1 Months Ended		12 Months Ended
	Apr. 11, 2023	Dec. 31, 2020	Jul. 31, 2020	Jan. 31, 2023	Jan. 31, 2022	Jan. 31, 2021
Regular cash dividend declared per common stock				$ 1.00	$ 1.00	$ 3.00
Common stock repurchases (in shares)				1,855,714	527,752
Common stock repurchased				$ 68,236	$ 20,372
Share price				$ 36.77	$ 38.60
Special cash dividend paid per common stock		$ 1.00	$ 1.00
Regular cash dividend paid per common stock				$ 0.25	$ 0.25	$ 0.25
Subsequent Events
Common stock repurchases (in shares)	75,755
Common stock repurchased	$ 3,000
Share price	$ 39.60