Income Taxes - Schedule of Current and Deferred Income Tax Provision (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2024	Jan. 31, 2023	Jan. 31, 2022
Current:
Federal	$ 257,913	$ 254,505	$ 69,853
State	44,457	33,548	20,174
Foreign	9,159	18,473	12,027
Total current income tax expense (benefit)	311,529	306,526	102,054
Deferred:
Federal	(88,110)	(173,941)	(293,704)
State	(20,201)	16,673	(82,561)
Foreign	(8,368)	(3,693)	204
Deferred income tax expense (benefit), total	(116,679)	(160,961)	(376,061)
Total provision for (benefit from) income taxes	$ 194,850	$ 145,565	$ (274,007)