Consolidated Statements of Comprehensive Loss - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2022	Jan. 31, 2021	Jan. 31, 2020
Statement of Comprehensive Income [Abstract]
Net loss	$ (157,560)	$ (192,194)	$ (130,741)
Foreign currency translation adjustments	27,639	(24,005)	4,165
Comprehensive loss including noncontrolling interest	(129,921)	(216,199)	(126,576)
Net loss attributable to noncontrolling interest	(2,422)	0	0
Foreign currency translation adjustments attributable to noncontrolling interest	375	0	0
Comprehensive loss attributable to noncontrolling interest	(2,047)	0	0
Comprehensive loss attributable to GitLab	$ (127,874)	$ (216,199)	$ (126,576)