Cover Page - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Feb. 13, 2024	Jun. 30, 2023
Entity Information [Line Items]
Document Type	10-K
Document Annual Report	true
Document Period End Date	Dec. 31, 2023
Current Fiscal Year End Date	--12-31
Document Transition Report	false
Entity File Number	001-37352
Entity Registrant Name	Virtu Financial, Inc.
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	32-0420206
Entity Address, Address Line One	1633 Broadway
Entity Address, City or Town	New York,
Entity Address, State or Province	NY
Entity Address, Postal Zip Code	10019
City Area Code	212
Local Phone Number	418-0100
Title of 12(b) Security	Class A common stock, par value $0.00001 per share
Trading Symbol	VIRT
Security Exchange Name	NASDAQ
Entity Well-known Seasoned Issuer	Yes
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Large Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
Document Financial Statement Error Correction [Flag]	false
Entity Shell Company	false
ICFR Auditor Attestation Flag	true
Entity Public Float			$ 1,516.7
Documents Incorporated by Reference	Portions of Part III of this Form 10-K are incorporated by reference from the Registrant’s definitive proxy statement (the “2024 Proxy Statement”) for its 2024 annual meeting of shareholders to be filed with the Securities and Exchange Commission no later than 120 days after the end of the Registrant’s fiscal year.
Entity Central Index Key	0001592386
Amendment Flag	false
Document Fiscal Year Focus	2023
Document Fiscal Period Focus	FY
Class A Common Stock
Entity Information [Line Items]
Entity Common Stock, Shares Outstanding		89,415,191
Class C common stock
Entity Information [Line Items]
Entity Common Stock, Shares Outstanding		8,607,998
Class D common stock
Entity Information [Line Items]
Entity Common Stock, Shares Outstanding		60,091,740