Quarterly Results of Operations (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2017

Quarterly Financial Information Disclosure [Abstract]

Schedule of Quarterly Financial Information

. Quarterly Results of Operations (Unaudited)

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:
2018	$	326,968		$	379,743	$	375,830		$	393,662
2017	$	344,700		$	390,532	$	375,800		$	402,747
Cost of services sold:
2018	$	243,030		$	253,390	$	238,690		$	256,088
2017	$	237,563		$	267,822	$	249,418		$	268,673
Net Income (loss):
2018	$	(28,519	)	$	5,951	$	(13,667	)	$	(75,713	)
2017	$	(9,683	)	$	13,467	$	21,984		$	231,455
Net income (loss) attributable to MDC Partners Inc.:
2018	$	(29,416	)	$	3,406	$	(16,125	)	$	(81,598	)
2017	$	(10,566	)	$	11,253	$	18,493		$	222,668
Income (loss) per common share:
Basic
2018	$	(0.56	)	$	0.02	$	(0.32	)	$	(1.46	)
2017	$	(0.21	)	$	0.14	$	0.25		$	3.33
Diluted
2018	$	(0.56	)	$	0.02	$	(0.32	)	$	(1.46	)
2017	$	(0.21	)	$	0.14	$	0.24		$	3.30