CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2024	Jan. 31, 2023	Jan. 31, 2022
Statement of Comprehensive Income [Abstract]
Net loss	$ (837,990)	$ (797,526)	$ (679,948)
Other comprehensive income (loss):
Foreign currency translation adjustments	0	(1,367)	(918)
Net change in unrealized gains or losses on available-for-sale debt securities	30,760	(20,619)	(15,807)
Other	(708)	0	0
Total other comprehensive income (loss)	30,052	(21,986)	(16,725)
Comprehensive loss	(807,938)	(819,512)	(696,673)
Less: comprehensive loss attributable to noncontrolling interest	(1,893)	(821)	0
Comprehensive loss attributable to Snowflake Inc.	$ (806,045)	$ (818,691)	$ (696,673)