Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Net income attributable to Tradeweb Markets Inc.	$ 30,496	$ 12,828	$ 74,424	$ 12,828
Foreign currency translation adjustments attributable to Tradeweb Markets Inc.	(265)	(647)	(3,817)	(647)
Comprehensive income attributable to Tradeweb Markets Inc.	30,231	12,181	70,607	12,181
Comprehensive income, net income	11,912	11,988	30,469	11,988
Foreign currency translation adjustments	(71)	(359)	(1,303)	(359)
Comprehensive income	11,841	11,629	29,166	11,629
Tradeweb Markets LLC
Comprehensive income, net income	$ 0	$ 0	$ 0	42,352
Foreign currency translation adjustments				988
Comprehensive income				$ 43,340