CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2025	Jan. 31, 2024	Jan. 31, 2023
Statement of Comprehensive Income [Abstract]
Net loss	$ (1,289,212)	$ (837,990)	$ (797,526)
Other comprehensive income (loss):
Net change in unrealized gains or losses on available-for-sale debt securities	5,982	30,760	(20,619)
Other	2	(708)	(1,367)
Total other comprehensive income (loss)	5,984	30,052	(21,986)
Comprehensive loss	(1,283,228)	(807,938)	(819,512)
Less: comprehensive loss attributable to noncontrolling interest	(3,572)	(1,893)	(821)
Comprehensive loss attributable to Snowflake Inc.	$ (1,279,656)	$ (806,045)	$ (818,691)