Quarterly Results of Operations (Tables)

12 Months Ended

Dec. 31, 2019

Quarterly Financial Information Disclosure [Abstract]

Quarterly Financial Information [Table Text Block]

The following table sets forth a summary of the Company’s consolidated unaudited quarterly results of operations for the years ended December 31, in thousands of dollars, except per share amounts.

	Quarters
	First			Second		Third			Fourth
Revenue:
2019	$	328,791		$	362,130	$	342,907		$	381,975
2018	$	326,968		$	379,743	$	375,830		$	393,662
Cost of services sold:
2019	$	237,154		$	240,749	$	222,448		$	260,725
2018	$	243,030		$	253,390	$	238,690		$	256,088
Net Income (loss):
2019	$	316		$	7,333	$	5,513		$	(1,696	)
2018	$	(28,519	)	$	5,951	$	(13,667	)	$	(75,713	)
Net income (loss) attributable to MDC Partners Inc.:
2019	$	(113	)	$	4,290	$	(1,752	)	$	(7,115	)
2018	$	(29,416	)	$	3,406	$	(16,125	)	$	(81,598	)
Income (loss) per common share:
Basic
2019	$	(0.04	)	$	0.01	$	(0.07	)	$	(0.15	)
2018	$	(0.56	)	$	0.02	$	(0.32	)	$	(1.46	)
Diluted
2019	$	(0.04	)	$	0.01	$	(0.07	)	$	(0.15	)
2018	$	(0.56	)	$	0.02	$	(0.32	)	$	(1.46	)