CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 31, 2022	Oct. 31, 2021	Oct. 31, 2022	Oct. 31, 2021
Statement of Comprehensive Income [Abstract]
Net loss	$ (201,442)	$ (154,856)	$ (590,042)	$ (547,795)
Other comprehensive loss:
Foreign currency translation adjustments	(1,108)	(361)	(4,158)	(63)
Net change in unrealized gains (losses) on available-for-sale debt securities	(20,214)	(4,266)	(48,735)	(3,862)
Total other comprehensive loss	(21,322)	(4,627)	(52,893)	(3,925)
Comprehensive loss attributable to Snowflake Inc.	$ (222,764)	$ (159,483)	$ (642,935)	$ (551,720)