Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Jan. 31, 2024	Jan. 31, 2023
Deferred tax assets:
Net operating losses carryforwards	$ 1,673,213	$ 1,567,135
Capitalized research and development	420,491	147,328
Tax credit carryforwards	376,804	274,690
Stock-based compensation	109,446	123,408
Deferred revenue	82,683	31,527
Operating lease liabilities	54,008	55,079
Net unrealized losses on strategic investments	2,443	5,669
Other	31,776	14,834
Total deferred tax assets	2,750,864	2,219,670
Less: valuation allowance	(2,621,009)	(2,100,594)
Net deferred tax assets	129,855	119,076
Deferred tax liabilities:
Deferred commissions	(41,609)	(31,940)
Intangible assets	(39,173)	(39,426)
Operating lease right-of-use assets	(48,629)	(53,829)
Other	(1,326)	(2,358)
Total deferred tax liabilities	(130,737)	(127,553)
Net deferred tax liabilities	$ (882)	$ (8,477)