UNAUDITED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Comprehensive income (loss)
Net loss	$ 14,804	$ 5,513	$ 19,106	$ 13,162
Other comprehensive income (loss), net of applicable tax:
Foreign currency translation adjustment	2,375	(1,461)	11,171	(7,505)
Other comprehensive income (loss)	2,375	(1,461)	11,171	(7,505)
Comprehensive income for the period	17,179	4,052	30,277	5,657
Comprehensive income attributable to the noncontrolling interests	(10,962)	(6,969)	(14,755)	(10,830)
Comprehensive income (loss) attributable to MDC Partners Inc.	$ 6,217	$ (2,917)	$ 15,522	$ (5,173)