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Acquisitions (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2016 | Sep. 30, 2015 | Sep. 30, 2016 | Sep. 30, 2015
Net loss attributable to MDC Partners Inc. | $ (33,530) | $ (8,604) | $ (55,650) | $ (11,135)
Transfers to (from) the noncontrolling interest: |  |  |  |
Net transfers to (from) noncontrolling interests | (520) | (7,247) | 22,498 | (40,446)
Change from net loss attributable to MDC Partners Inc. and transfers to noncontrolling interests | (34,050) | (15,851) | (33,152) | (51,581)
Additional Paid-in Capital [Member] |  |  |  |
Net loss attributable to MDC Partners Inc. |  |  |  |
Parent [Member] |  |  |  |
Net loss attributable to MDC Partners Inc. |  |  | (55,650) |
Increase Decrease in Redeemable and Non Redeemable Non Controlling Interest from Step up Transactions | $ (520) | $ (7,247) | $ 22,498 | $ (40,446)

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