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Employee Benefit Plans - Schedule of Allocation of Plan Assets (Details) | 12 Months Ended
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Dec. 31, 2014 | Dec. 31, 2013
Defined Benefit Plan Disclosure [Line Items] |  |
Target Allocation | 100.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations |
Actual Allocation | 100.00%mdca_DefinedBenefitPlanPlanAssets | 100.00%mdca_DefinedBenefitPlanPlanAssets
Cash and Cash Equivalents |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Target Allocation | 0.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations / us-gaap_InvestmentTypeAxis = us-gaap_CashAndCashEquivalentsMember |
Defined Benefit Plan, Weighted-average Asset Allocation | 3.50%mdca_DefinedBenefitPlanWeightedaverageAssetAllocation / us-gaap_InvestmentTypeAxis = us-gaap_CashAndCashEquivalentsMember | 7.50%mdca_DefinedBenefitPlanWeightedaverageAssetAllocation / us-gaap_InvestmentTypeAxis = us-gaap_CashAndCashEquivalentsMember
Equity Securities |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Target Allocation | 60.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_EquitySecuritiesMember |
Defined Benefit Plan, Weighted-average Asset Allocation | 65.00%mdca_DefinedBenefitPlanWeightedaverageAssetAllocation / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_EquitySecuritiesMember | 55.60%mdca_DefinedBenefitPlanWeightedaverageAssetAllocation / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_EquitySecuritiesMember
Debt Securities |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Target Allocation | 40.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_DebtSecuritiesMember |
Defined Benefit Plan, Weighted-average Asset Allocation | 31.50%mdca_DefinedBenefitPlanWeightedaverageAssetAllocation / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_DebtSecuritiesMember | 36.90%mdca_DefinedBenefitPlanWeightedaverageAssetAllocation / us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis = us-gaap_DebtSecuritiesMember

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- Definition The current allocation of plan assets as of the balance sheet date. + References No definition available. + Details
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- Definition Defined benefit plan weighted-average asset allocation + References No definition available. + Details
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- Details
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- Definition Target allocation of investments of this type to total plan assets presented on a weighted average basis. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(i) -URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (c)(i) -URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e2446-114920 + Details
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- Details
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