Stockholders' Equity - Summary of Changes in Components of Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2024	Jan. 31, 2023	Jan. 31, 2022
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	$ 1,920,158	$ 1,921,917	$ (803,704)
Other comprehensive income (loss), net of tax	1,213	(3,287)	23,420
Ending balance	2,016,114	1,920,158	1,921,917
Accumulated Other Comprehensive Income (Loss)
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	7,612	10,899	(12,521)
Other comprehensive income (loss), net of tax	1,213	(3,287)	23,420
Ending balance	8,825	7,612	10,899
Foreign Currency Translation Adjustments
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	8,231	11,234
Other comprehensive income (loss), net of tax	694	(3,003)
Ending balance	8,925	8,231	11,234
Unrealized Gain (Loss) on Marketable Securities
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(619)	(335)
Other comprehensive income (loss), net of tax	519	(284)
Ending balance	$ (100)	$ (619)	$ (335)