Consolidated Statements of Financial Condition - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Assets
Cash and cash equivalents	$ 559,889	$ 460,711
Restricted cash	1,000	1,000
Receivable from brokers and dealers and clearing organizations	66,821	30,641
Deposits with clearing organizations	10,955	9,724
Accounts receivable, net of allowance for credit losses of $115 and $195 at June 30, 2020 and December 31, 2019, respectively	101,512	92,814
Furniture, equipment, purchased software and leasehold improvements, net of accumulated depreciation and amortization	35,733	40,405
Right-of-use assets	25,012	24,504
Software development costs, net of accumulated amortization	171,155	173,086
Goodwill	2,694,797	2,694,797
Intangible assets, net of accumulated amortization	1,231,737	1,281,441
Receivable from affiliates	1,482	2,525
Deferred tax asset	525,534	256,450
Other assets	38,254	27,236
Total assets	5,463,881	5,095,334
Liabilities
Payable to brokers and dealers and clearing organizations	66,697	30,452
Accrued compensation	71,879	119,415
Deferred revenue	27,428	23,990
Accounts payable, accrued expenses and other liabilities	39,258	32,834
Employee equity compensation payable	1,642	1,048
Lease liability	30,306	30,955
Payable to affiliates	3,164	1,506
Deferred tax liability	21,411	21,572
Tax receivable agreement liability	372,953	240,817
Total liabilities	634,738	502,589
Commitments and contingencies (Note 14)
Stockholders' Equity
Preferred stock, $.00001 par value; 250,000,000 shares authorized; none issued or outstanding	0	0
Additional paid-in capital	3,922,559	3,329,386
Accumulated other comprehensive income (loss)	(2,693)	1,366
Retained earnings	94,374	47,833
Total stockholders' equity attributable to Tradeweb Markets Inc.	4,014,242	3,378,588
Non-controlling interests	814,901	1,214,157
Total equity	4,829,143	4,592,745
Total liabilities and stockholders' equity	5,463,881	5,095,334
Class A Common Stock
Stockholders' Equity
Common stock	1	1
Class B Common Stock
Stockholders' Equity
Common stock	1	1
Class C Common Stock
Stockholders' Equity
Common stock	0	0
Class D Common Stock
Stockholders' Equity
Common stock	$ 0	$ 1