Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Cash flows from operating activities
Net income	$ 197,490	$ 190,057	$ 182,203
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	33,629	30,441	23,922
Amortization of purchased intangibles and acquired capitalized software	211	211	1,011
Debt issue cost related to debt refinancing			10,022
Amortization of debt issuance costs and deferred financing fees	1,755	1,334	3,861
Termination of office leases	1,380
Share based compensation	61,878	14,234	13,441
Reserve for legal matter	5,440
Equipment writeoff	559	378	1,968
Deferred taxes	3,985
Other	219	(2,204)	240
Changes in operating assets and liabilities:
Securities borrowed	31,638	223,169	(278,784)
Securities purchased under agreements to resell	16,482	131,145	(92,526)
Receivables from broker dealers and clearing organizations	(88,884)	40,089	(61,598)
Trading assets, at fair value	247,094	259,105	(290,848)
Other assets ($5,984, $8,205 and $0, at fair value, as of December 31, 2015, 2014 and 2013, respectively)	(5,796)	2,751	(665)
Securities loaned	26,741	(531,450)	291,984
Securities sold under agreements to repurchase	(2,006)	(8,877)	(4,051)
Payables to broker dealers and clearing organizations	(199,599)	155,974	277,721
Trading liabilities, at fair value	(58,544)	(240,778)	180,952
Accounts payable and accrued expenses and other liabilities	(13,392)	7,120	508
Net cash provided by operating activities	260,280	272,699	259,361
Cash flows from investing activities
Development of capitalized software	(8,028)	(8,039)	(10,085)
Acquisition of property and equipment	(16,271)	(28,120)	(21,931)
Net cash used in investing activities	(24,299)	(36,159)	(32,016)
Cash flows from financing activities
Distribution to members through April 15, 2015	(130,000)	(140,652)	(433,400)
Distribution from Virtu Financial to non-controlling interest, after April 15, 2015	(81,377)
Dividends to Class A shareholders	(17,362)
Proceeds from issuance	327,366
Purchase of treasury stock	(3,819)
Proceeds from short term borrowings	45,000
Repayment of short term borrowings		72,800	7,200
Proceeds from senior secured credit facility			253,792
Repayment of senior secured credit facility	(2,914)	(7,286)	(6,717)
Debt issuance costs	(976)		(8,597)
Repurchase of Virtu Financial Units and corresponding number of Class A and C Common Stock	(277,153)
Issuance of common stock in connection with secondary offering, net of offering costs	7,782
Repurchase of Virtu Financial Units and corresponding number of Class A and C common stock in connection with secondary offering	(8,805)
Net cash used in financing activities	(144,355)	(221,654)	(202,695)
Effect of exchange rate changes on Cash and cash equivalents	(4,255)	(5,032)	1,382
Net increase in Cash and cash equivalents	87,371	9,854	26,032
Cash and cash equivalents, beginning of period	75,864	66,010	39,978
Cash and cash equivalents, end of period	163,235	75,864	66,010
Supplementary disclosure of cash flow information
Cash paid for interest	63,230	61,293	44,848
Cash paid for taxes	12,875	3,764	4,559
Non-cash investing activities
Compensation to developers subject to capitalization of software (of which $11,278, $1,719 and $1,633 were capitalized for the years ended December 31, 2015, 2014 and 2013, respectively)	25,684	5,112	4,459
Non-cash financing activities
Tax receivable agreement described in Note 4	(21,854)
Discount on issuance of senior secured credit facility			2,925
Class A-2
Cash flows from financing activities
Repurchase of interests	$ (2,097)	(916)	$ (573)
Non-cash financing activities
Repurchase of interests		(6,000)
Class A-2 | Temasek Member
Cash flows from financing activities
Proceeds from issuance		3,048
Repurchase of interests		$ (3,048)