Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Cash flows from operating activities
Net Income	$ 263,921	$ 468,332	$ 827,234
Adjustments to reconcile net income to net cash used by operating activities:
Depreciation and amortization	63,306	66,377	67,816
Amortization of purchased intangibles and acquired capitalized software	63,960	64,837	69,668
Debt issue cost related to debt refinancing and prepayment	1,098	24,316	649
Amortization of debt issuance costs and deferred financing fees	11,388	6,919	6,939
Termination of office leases	455	4,707	28,138
Share-based compensation	63,933	67,219	55,751
Deferred taxes	19,069	(3,468)	34,617
Other	(12,795)	11,392	(5,556)
Changes in operating assets and liabilities:
Securities borrowed	(534,766)	161,648	75,694
Securities purchased under agreements to resell	(1,175,115)	(217,546)	(96,587)
Receivables from broker-dealers and clearing organizations	290,193	(1,110)	657,199
Trading assets, at fair value	(2,728,059)	(373,597)	(1,141,224)
Receivables from customers	(25,415)	65,646	68,002
Operating lease right-of-use assets	(42,057)	28,670	33,930
Other assets	20,331	(62,799)	59,209
Securities loaned	269,014	(81,616)	193,792
Securities sold under agreements to repurchase	1,168,445	113,224	53,090
Payables to broker-dealers and clearing organizations	886,208	(276,646)	(267,126)
Payables to customers	(23,296)	(8,474)	(63,827)
Trading liabilities, at fair value	1,874,378	686,195	587,071
Operating lease liabilities	39,115	(33,322)	(36,595)
Accounts payable, accrued expenses and other liabilities	(1,534)	(4,101)	(36,258)
Net cash provided by operating activities	491,777	706,803	1,171,626
Cash flows from investing activities
Development of capitalized software	(38,355)	(37,658)	(35,508)
Acquisition of property and equipment	(37,774)	(27,201)	(24,562)
Other investing activities	(18,355)	35,329	(27,279)
Net cash used in investing activities	(94,484)	(29,530)	(87,349)
Cash flows from financing activities
Dividends to stockholders and distributions from Virtu Financial to noncontrolling interest	(306,136)	(375,284)	(548,017)
Repurchase of Class C common stock	(1,566)	(8,256)	(3,454)
Purchase of treasury stock	(229,012)	(480,544)	(427,453)
Stock options exercised	0	5,109	10,042
Short-term borrowings, net	(3,944)	(59,112)	(2,017)
Proceeds from long-term borrowings	0	1,800,000	0
Repayment of long-term borrowings	(73,000)	(1,599,774)	(36,737)
Proceeds from interest rate swaps	55,830	0	0
Payment of tax receivable agreement obligations	(23,275)	(21,343)	(16,505)
Debt issuance costs	(3,929)	(35,741)	(2,658)
Warrants exercised	0	0	68,940
Contributions from noncontrolling interests	0	39,200	0
Net cash used in financing activities	(585,032)	(735,745)	(957,859)
Effect of exchange rate changes on cash and cash equivalents	4,957	(24,239)	(12,470)
Net increase (decrease) in cash and cash equivalents	(182,782)	(82,711)	113,948
Cash, cash equivalents, and restricted or segregated cash, beginning of period	1,038,242	1,120,953	1,007,005
Cash, cash equivalents, and restricted or segregated cash, end of period	855,460	1,038,242	1,120,953
Supplementary disclosure of cash flow information
Cash paid for interest	632,263	246,985	159,864
Cash paid for taxes	38,687	103,965	134,878
Non-cash investing activities
Share-based and accrued incentive compensation to developers relating to capitalized software	19,691	17,356	17,239
Non-cash financing activities
Tax receivable agreement described in Note 4	(3,787)	1,044	311
Repurchase of Class C common stock	$ (2,330)	$ 0	$ 0