Document and Entity Information - USD ($)	12 Months Ended
	Dec. 31, 2022	Feb. 09, 2023	Jun. 30, 2022
Cover [Abstract]
Document Type	10-K
Amendment Flag	false
Document Period End Date	Dec. 31, 2022
Document Fiscal Year Focus	2022
Document Fiscal Period Focus	FY
Entity Registrant Name	Corsair Gaming, Inc.
Entity Central Index Key	0001743759
Current Fiscal Year End Date	--12-31
Entity Emerging Growth Company	false
Entity File Number	001-39533
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	82-2335306
Entity Address, Address Line One	115 N. McCarthy Boulevard
Entity Address, City or Town	Milpitas
Entity Address, State or Province	CA
Entity Address, Postal Zip Code	95035
City Area Code	510
Local Phone Number	657-8747
Entity Interactive Data Current	Yes
Entity Current Reporting Status	Yes
Document Annual Report	true
Document Transition Report	false
Entity Common Stock, Shares Outstanding		101,488,419
Entity Public Float			$ 507,399,291
Entity Shell Company	false
Entity Filer Category	Accelerated Filer
Entity Small Business	false
Title of 12(b) Security	Common Stock, $0.0001 par value per share
Trading Symbol	CRSR
Security Exchange Name	NASDAQ
Entity Voluntary Filers	No
Entity Well-known Seasoned Issuer	Yes
ICFR Auditor Attestation Flag	true
Auditor Name	KPMG LLP
Auditor Firm ID	185
Auditor Location	San Francisco, California
Documents Incorporated by Reference	Portions of the registrant’s Definitive Proxy Statement for the 2023 Annual Meeting of Stockholders, or the Proxy Statement, to be filed within 120 days of the end of the fiscal year ended December 31, 2022, are incorporated by reference in Part III hereof. Except with respect to information specifically incorporated by reference in this Annual Report on Form 10-K, the Proxy Statement is not deemed to be filed as part hereof.