Condensed Consolidated Statements of Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 31, 2023	Oct. 31, 2022	Oct. 31, 2023	Oct. 31, 2022
Statement of Comprehensive Income [Abstract]
Net loss	$ (286,355)	$ (50,465)	$ (390,462)	$ (138,575)
Foreign currency translation adjustments	(1,354)	(5,740)	(2,576)	(9,532)
Net change in unrealized gains (losses) on available-for-sale securities	715	(4,521)	2,018	(7,044)
Comprehensive loss including noncontrolling interest	(286,994)	(60,726)	(391,020)	(155,151)
Net loss attributable to noncontrolling interest	(1,197)	(2,010)	(2,755)	(4,997)
Foreign currency translation adjustments attributable to noncontrolling interest	(404)	(3,931)	(2,810)	(5,978)
Comprehensive loss attributable to noncontrolling interest	(1,601)	(5,941)	(5,565)	(10,975)
Comprehensive loss attributable to GitLab	$ (285,393)	$ (54,785)	$ (385,455)	$ (144,176)