Condensed Consolidated Statements of Shareholders' Equity (Unaudited) - USD ($) $ in Thousands	Total	Outstanding Ordinary Shares [Member]	Additional Paid-in Capital [Member]	Accumulated Other Comprehensive Loss [Member]	Retained Earnings (Accumulated Deficit) [Member]
Beginning Balance, Amount at Jan. 31, 2023	$ 606,088	$ 18	$ 572,076	$ (492)	$ 34,486
Beginning Balance, Shares at Jan. 31, 2023		39,043,000
Issuance of shares through employee equity plans, Amount	5,198	$ 0	5,198
Issuance of shares through employee equity plans, Shares		467,996
Issuance of shares through employee stock purchase plan, Amount	4,448	$ 0	4,448
Issuance of shares through employee stock purchase plan, Shares		80,207
Stock-based compensation expense	26,249		26,249
Other comprehensive (loss) gain - net of tax	110			110
Net loss	(35,902)				(35,902)
Ending Balance, Amount at Apr. 30, 2023	606,191	$ 18	607,971	(382)	(1,416)
Ending Balance, Shares at Apr. 30, 2023		39,591,203
Beginning Balance, Amount at Jan. 31, 2024	$ 559,871	$ 18	694,967	(183)	(134,931)
Beginning Balance, Shares at Jan. 31, 2024	40,520,558	40,520,558
Issuance of shares through employee equity plans, Amount	$ 4,237	$ 0	4,237
Issuance of shares through employee equity plans, Shares		367,413
Issuance of shares through employee stock purchase plan, Amount	4,055	$ 0	4,055
Issuance of shares through employee stock purchase plan, Shares		97,074
Stock-based compensation expense	25,583		25,583
Other comprehensive (loss) gain - net of tax	(389)			(389)
Net loss	(37,932)				(37,932)
Ending Balance, Amount at Apr. 30, 2024	$ 555,425	$ 18	$ 728,842	$ (572)	$ (172,863)
Ending Balance, Shares at Apr. 30, 2024	40,985,045	40,985,045