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Acquisitions (Tables) | 6 Months Ended
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Jun. 30, 2013
Business Combinations [Abstract] |
Schedule of Net Income (Loss) Attributable to Parent and Transfers to and from Noncontrolling Interest [Table Text Block] |
Net Income (Loss) Attributable to MDC Partners Inc. and Transfers (to) from the Noncontrolling Interest
|  | Three Months Ended June 30, |  | Six Months Ended June 30, |
|  | 2013 |  | 2012 |  | 2013 |  | 2012 |
Net income (loss) attributable to MDC Partners Inc. |  | $ | 9,816 |  | $ | (20,114) |  | $ | (33,342) |  | $ | (46,395) |
Transfers to the noncontrolling interest: |  |  |  |  |  |  |  |  |  |  |  |  |
Increase (decrease) in MDC Partners Inc. paid-in capital for purchase of equity interests in excess of Redeemable Noncontrolling Interests |  |  | — |  |  | (1,977) |  |  | — |  |  | (3,240) |
Increase (decrease) in MDC Partners Inc. paid-in capital from issuance of equity interest |  |  | 10,875 |  |  | — |  |  | 9,816 |  |  | — |
Net transfers to (from) noncontrolling interest |  | $ | 10,875 |  | $ | (1,977) |  | $ | 9,816 |  | $ | (3,240) |
Change from net income (loss) attributable to MDC Partners Inc. and transfers to noncontrolling interest |  | $ | 20,691 |  | $ | (22,091) |  | $ | (23,526) |  | $ | (49,635) |

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- Definition Tabular disclosure of the net income loss attributable to parent and the transfers to and from noncontrolling interest. + References No definition available. + Details
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- Details
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