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Subsequent Events (Details Textual) (Subsequent Event [Member], USD $) In Thousands, unless otherwise specified | Dec. 31, 2013
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Subsequent Event [Line Items] |
Potential Cash Settlement | $ 41,315
Luntz Global Partners LLC [Member] |
Subsequent Event [Line Items] |
Business Combination, Step Acquisition, Equity Interest in Acquiree, Percentage | 60.00%
Kingsdale Partners LP [Member] |
Subsequent Event [Line Items] |
Business Combination, Step Acquisition, Equity Interest in Acquiree, Percentage | 65.00%

X
- Definition Amount of potential cash settlement as of the reporting period. + References No definition available. + Details
Name: | mdca_PotentialCashSettlement
Namespace Prefix: | mdca_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Percentage of equity in the acquiree held by the acquirer immediately before the acquisition date in a business combination. + References No definition available. + Details
Name: | us-gaap_BusinessCombinationStepAcquisitionEquityInterestInAcquireePercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_SubsequentEventLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration