CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Current Assets:
Cash and cash equivalents	$ 27,921	$ 61,458
Cash held in trust	5,341	5,122
Accounts receivable, less allowance for doubtful accounts of $1,523 and $1,306	388,340	361,044
Inventory, Work in Process, Gross	33,118	44,012
Other current assets	34,862	22,728
Total Current Assets	489,582	494,364
Fixed assets, at cost, less accumulated depreciation of $105,134 and $96,554	78,377	63,557
Investment in non-consolidated affiliates	4,745	6,263
Goodwill	844,759	870,301
Other intangible assets, net	85,071	72,382
Deferred tax assets	41,793	29,748
Other assets	33,051	41,010
Total Assets	1,577,378	1,577,625
Current Liabilities:
Accounts payable	251,456	359,568
Trust Liability, Current	5,341	5,122
Accrued Liabilities and Other Liabilities	303,581	297,701
Advance billings	133,925	119,100
Current portion of long-term debt	228	470
Total Current Liabilities	802,821	912,361
Long-term debt, less current portion	936,208	728,413
Other liabilities	56,012	44,905
Deferred tax liabilities	110,359	101,863
Total Liabilities	2,026,674	2,004,246
Redeemable Noncontrolling Interest, Equity, Redemption Value	60,180	69,471
Commitments, Contingencies and Guarantees (Note 16)
Shareholders’ Deficit:
Preferred shares, unlimited authorized, none issued	0	0
Common Stock, Value, To be Issued	2,360	0
Charges in excess of capital	(311,581)	(315,261)
Accumulated deficit	(581,848)	(536,009)
Accumulated other comprehensive income (loss)	(1,824)	6,257
MDC Partners Inc. Shareholders’ Deficit	(575,109)	(575,171)
Noncontrolling Interests	65,633	79,079
Total Shareholders’ Deficit	(509,476)	(496,092)
Total Liabilities, Redeemable Noncontrolling Interests and Shareholders’ Deficit	1,577,378	1,577,625
Common Class A
Shareholders’ Deficit:
Common stock	317,783	269,841
Common Class B
Shareholders’ Deficit:
Common stock	1	1
Contingent and fixed payments [Member]
Current Liabilities:
Current portion of deferred acquisition consideration	108,290	130,400
Long-term portion of deferred acquisition consideration	$ 121,274	$ 216,704