Background and nature of operations	3 Months Ended
	Mar. 31, 2022
Accounting Policies [Abstract]
Background and nature of operations	Background and nature of operationsGrid Dynamics Holdings, Inc. (the “Company”) provides enterprise-level digital transformation in the areas of search, analytics, and release automation to Fortune 1000 companies. The Company’s headquarters and principal place of business is in San Ramon, California.The Company was originally incorporated in Delaware on May 21, 2018 as a special purpose acquisition company under the name ChaSerg Technology Acquisition Corp. (“ChaSerg”) for the purpose of effecting a merger, capital stock exchange, asset acquisition, stock purchase, reorganization or similar business combination involving ChaSerg and one or more businesses. On March 5, 2020 (the “Closing”), the Company consummated its business combination with Grid Dynamics International, Inc. (“GDI”) pursuant to the Agreement and Plan of Merger (the “Merger Agreement”), dated November 13, 2019 (the “Business Combination”). In connection with the Closing, the Company changed its name from ChaSerg Technology Acquisition Corp. to Grid Dynamics Holdings, Inc. The Company’s common stock is now listed on the NASDAQ under the symbol “GDYN”