Stockholders' Equity - Summary of Changes In Components of Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended						9 Months Ended
	Oct. 31, 2023	Jul. 31, 2023	Apr. 30, 2023	Oct. 31, 2022	Jul. 31, 2022	Apr. 30, 2022	Oct. 31, 2023	Oct. 31, 2022
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	$ 1,983,366	$ 1,955,537	$ 1,920,158	$ 1,849,549	$ 1,880,194	$ 1,921,917	$ 1,920,158	$ 1,921,917
Other comprehensive (loss) income, net of tax	(8,348)	1,432	2,462	(4,197)	709	(458)	(4,454)	(3,946)
Ending balance	1,961,213	1,983,366	1,955,537	1,859,824	1,849,549	1,880,194	1,961,213	1,859,824
Accumulated Other Comprehensive Income (Loss)
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	11,506	10,074	7,612	11,150	10,441	10,899	7,612	10,899
Other comprehensive (loss) income, net of tax	(8,348)	1,432	2,462	(4,197)	709	(458)
Ending balance	3,158	$ 11,506	10,074	6,953	$ 11,150	10,441	3,158	6,953
Foreign Currency Translation Adjustments
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance			8,231			11,234	8,231	11,234
Other comprehensive (loss) income, net of tax							(4,713)	(3,321)
Ending balance	3,518			7,913			3,518	7,913
Unrealized Gain (Loss) on Marketable Securities
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance			$ (619)			$ (335)	(619)	(335)
Other comprehensive (loss) income, net of tax							259	(625)
Ending balance	$ (360)			$ (960)			$ (360)	$ (960)