Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 31, 2024	Jul. 31, 2023	Jul. 31, 2024	Jul. 31, 2023
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 12,274	$ (51,208)	$ (42,613)	$ (104,107)
Foreign currency translation adjustments	(5,178)	(365)	(2,546)	(1,222)
Net change in unrealized gains (losses) on available-for-sale securities	1,620	(194)	(101)	1,303
Comprehensive income (loss) including noncontrolling interest	8,716	(51,767)	(45,260)	(104,026)
Net loss attributable to noncontrolling interest	(675)	(1,128)	(918)	(1,558)
Foreign currency translation adjustments attributable to noncontrolling interest	(768)	(1,338)	(882)	(2,406)
Comprehensive loss attributable to noncontrolling interest	(1,443)	(2,466)	(1,800)	(3,964)
Comprehensive income (loss) attributable to GitLab	$ 10,159	$ (49,301)	$ (43,460)	$ (100,062)