CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $)
In Thousands, except Share data, unless otherwise specified
3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Revenue:    
Services $ 302,222 $ 274,854
Operating Expenses:    
Cost of services sold 210,419 181,468
Office and general expenses 74,308 71,336
Depreciation and amortization 12,300 10,482
Costs and Expenses, Total 297,027 263,286
Operating profit 5,195 11,568
Other Income (Expense):    
Other, net (18,040) (6,571)
Interest expense and finance charges (15,096) (12,759)
Interest income 119 140
Nonoperating Income (Expense), Total (33,017) (19,190)
Loss from continuing operations before income taxes and equity in non-consolidated affiliates (27,822) (7,622)
Income tax benefit (4,054) (346)
Loss from continuing operations before equity in non-consolidated affiliates (23,768) (7,276)
Equity in earnings of non-consolidated affiliates 351 63
Loss from continuing operations (23,417) (7,213)
Loss from continuing operations (23,417) (7,213)
Loss from discontinued operations attributable to MDC Partners Inc., net of taxes (6,294) (271)
Net loss (29,711) (7,484)
Net income attributable to the noncontrolling interests (2,380) (1,362)
Net loss attributable to MDC Partners Inc. (32,091) (8,846)
Basic and Diluted:    
Loss from continuing operations attributable to MDC Partners Inc. common shareholders (usd per share) $ (0.52) $ (0.17)
Discontinued operations attributable to MDC Partners Inc. common shareholders (usd per share) $ (0.13) $ (0.01)
Net loss attributable to MDC Partners Inc. common shareholders (usd per share) $ (0.65) $ (0.18)
Weighted Average Number of Common Shares Outstanding:    
Basic (USD per share) 49,754,961 49,338,332
Diluted (USD per share) 49,754,961 49,338,332
Share-based Compensation [Abstract]    
Cost of services sold 2,738 2,527
Office and general expenses 1,707 1,841
Total $ 4,445 $ 4,368