Income Taxes - Schedule of Components of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Jan. 31, 2022	Jan. 31, 2021
Deferred tax assets:
Net operating loss carryover	$ 262,735	$ 243,820
Accruals and reserves	7,231	7,822
Stock-based compensation	15,103	11,465
Section 59(e) capitalized research and development	27,949	19,485
Depreciation and amortization	11,939	6,618
Operating lease liabilities	51,564	59,455
Tax credit carryover	4,325	4,325
Other	1,216	1,213
Total deferred tax assets	382,062	354,203
Valuation allowance	(337,929)	(286,659)
Total deferred tax assets, net of valuation allowance	44,133	67,544
Deferred tax liabilities:
Operating lease right-of-use assets, net	(41,196)	(47,949)
Convertible debt		(17,322)
Deferred commissions	(1,059)
Goodwill with indefinite life amortization	(867)	(525)
Total deferred tax liabilities	(43,122)	(65,796)
Net deferred tax assets	$ 1,011	$ 1,748