Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Feb. 06, 2022	Jan. 31, 2021
Deferred tax assets:
Net operating loss carryforwards	$ 369,904	$ 308,250
Tax credit carryover	134,085	104,247
Accruals and reserves	22,625	22,263
Deferred revenue	66,242	69,886
Stock-based compensation expense	25,247	28,310
Depreciation and amortization	0	120
Charitable contribution carryforwards	290	229
Interest expense limitation (163(j))	0	110
ASC 842 lease liabilities	28,577	33,302
Other	1,589	0
Total deferred tax assets	648,559	566,717
Valuation allowance	(554,553)	(484,437)
Total deferred tax assets, net of valuation allowance	94,006	82,280
Deferred tax liabilities:
Depreciation and amortization	(12,992)	0
Deferred commissions	(53,219)	(41,526)
Convertible debt	(4,642)	(8,147)
ASC 842 right-of-use assets	(24,608)	(29,183)
Acquired intangibles and goodwill	(6,850)	(8,727)
Intercompany interest	(874)	0
Other	0	(2,230)
Total deferred tax liabilities	(103,185)	(89,813)
Net deferred tax liabilities	$ (9,179)	$ (7,533)