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INCOME TAXES - Effective Tax Rate Reconciliation (Details) - USD ($)
$ in Thousands
12 Months Ended
Jan. 31, 2024
Jan. 31, 2023
Jan. 31, 2022
Income Tax Disclosure [Abstract]      
U.S. federal statutory income tax rate 21.00% 21.00% 21.00%
Income tax provision at the U.S. federal statutory rate $ 12,867 $ 11,499 $ 8,296
State income tax (benefit) provision (695) 2,617 (1,238)
Foreign tax rate differential 6,556 3,244 6,262
Tax incentives (5,403) (3,779) (6,378)
Valuation allowances 8,464 (292) 2,616
Stock-based and other compensation 5,612 3,347 897
Litigation and other non-deductible expenses (475) 1,770 (238)
Tax credits (17,012) 321 117
Tax contingencies (1,597) 2,333 2,108
Change in fair value of future tranche right 0 0 (3,320)
Tax effects of business divestiture (1,372) 0 0
Changes in tax laws 89 9 1,552
U.S. tax effects of foreign operations 14,903 18,642 13,480
Other, net (299) (608) (301)
Total provision for income taxes $ 21,638 $ 39,103 $ 23,853
Effective income tax rate 35.30% 71.40% 60.40%