Net Loss per Share - Schedule of Basic and Diluted Net Loss per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Apr. 30, 2024	Apr. 30, 2023
Numerator:
Net loss	$ (317,816)	$ (226,064)
Less: net loss attributable to noncontrolling interest	(828)	(437)
Net loss attributable to Snowflake Inc.	$ (316,988)	$ (225,627)
Denominator:
Net loss per share attributable to Class A common stockholders- basic (in dollars per share)	$ (0.95)	$ (0.70)
Net loss per share attributable to Class A common stockholders - diluted (in dollars per share)	$ (0.95)	$ (0.70)
Class A Common Stock
Denominator:
Weighted-average shares used in computing net loss per share attributable to Class A common stockholders - basic (in shares)	333,584	324,157
Weighted-average shares used in computing net loss per share attributable to Class A common stockholders - diluted (in shares)	333,584	324,157
Net loss per share attributable to Class A common stockholders- basic (in dollars per share)	$ (0.95)	$ (0.70)
Net loss per share attributable to Class A common stockholders - diluted (in dollars per share)	$ (0.95)	$ (0.70)