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Accruals and Other Liabilities (Details Textual) - USD ($) $ in Thousands | Mar. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
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Accrued and Other Liabilities [Abstract] |  |  |
Accrued Media Cost, Current | $ 181,208 | $ 201,872 |
Accrued and Other Liabilities Attributable To Noncontrolling Interest | 2,593 | $ 4,154 | $ 5,473
Outstanding Checks | $ 44,038 |  |

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- References No definition available. + Details
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- Definition Carrying value as of the balance sheet date of accrued and other liabilities attributable to noncontrolling interest during the reporting period. + References No definition available. + Details
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Namespace Prefix: | mdca_
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- Definition Accrued Media Cost, Current + References No definition available. + Details
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Namespace Prefix: | mdca_
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- Definition Outstanding Checks + References No definition available. + Details
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Namespace Prefix: | mdca_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant