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		6 Months Ended
	Jul. 31, 2024	Jul. 31, 2023	Jul. 31, 2024	Jul. 31, 2023
Numerator:
Net loss	$ (317,770)	$ (227,320)	$ (635,586)	$ (453,384)
Less: net loss attributable to noncontrolling interest	(871)	(453)	(1,699)	(890)
Net loss attributable to Snowflake Inc.	$ (316,899)	$ (226,867)	$ (633,887)	$ (452,494)
Denominator:
Net loss per share attributable to Class A common stockholders- basic (in dollars per share)	$ (0.95)	$ (0.69)	$ (1.90)	$ (1.39)
Net loss per share attributable to Class A common stockholders - diluted (in dollars per share)	$ (0.95)	$ (0.69)	$ (1.90)	$ (1.39)
Class A Common Stock
Denominator:
Weighted-average shares used in computing net loss per share attributable to Class A common stockholders - basic (in shares)	334,071	327,335	333,830	325,772
Weighted-average shares used in computing net loss per share attributable to Class A common stockholders - diluted (in shares)	334,071	327,335	333,830	325,772
Net loss per share attributable to Class A common stockholders- basic (in dollars per share)	$ (0.95)	$ (0.69)	$ (1.90)	$ (1.39)
Net loss per share attributable to Class A common stockholders - diluted (in dollars per share)	$ (0.95)	$ (0.69)	$ (1.90)	$ (1.39)