Balance Sheet Components - Schedule of Property and Equipment, Net (Details) - USD ($) $ in Thousands	3 Months Ended
	Apr. 30, 2022		Jan. 31, 2022
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 5,514		$ 3,814
Less: Accumulated depreciation(1)	(1,167)		(543)
Property and equipment, net	4,347	[1]	3,271
Depreciation	600
Computer and office equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	4,754		3,049
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 760		$ 765

[1] (1) As of April 30, 2022 and January 31, 2022, the condensed consolidated balance sheet includes assets of the consolidated variable interest entity, GitLab Information Technology (Hubei) Co., LTD (“JiHu”), of $45.3 million and $17.7 million, respectively, and liabilities of $6.8 million and $3.7 million, respectively. The assets of JiHu can be used only to settle obligations of JiHu and creditors of JiHu do not have recourse against the general credit of the Company. Refer to “Note 11. Joint Venture and Deconsolidation of Majority Owned Subsidiary” for further discussion.