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Additional Financial Information (Details) (USD $)
3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Dec. 31, 2014
Apr. 30, 2013
Accounts Payable and Accrued Liabilities, Current [Abstract]        
Accounts payable $ 14,000,000us-gaap_AccountsPayableCurrent   $ 14,000,000us-gaap_AccountsPayableCurrent  
Accrued salaries and wages 36,000,000us-gaap_AccruedSalariesCurrent   48,000,000us-gaap_AccruedSalariesCurrent  
Accrued severance 16,000,000dxm_AccruedSeveranceCosts   39,000,000dxm_AccruedSeveranceCosts  
Accrued taxes 17,000,000us-gaap_TaxesPayableCurrent   16,000,000us-gaap_TaxesPayableCurrent  
Accrued expenses 29,000,000us-gaap_AccruedLiabilitiesCurrent   31,000,000us-gaap_AccruedLiabilitiesCurrent  
Customer refunds, advance payments and other 20,000,000us-gaap_OtherSundryLiabilitiesCurrent   19,000,000us-gaap_OtherSundryLiabilitiesCurrent  
Total accounts payable and accrued liabilities 132,000,000us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent   167,000,000us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent  
Business Acquisition [Line Items]        
Interest expense, net 85,000,000us-gaap_InterestIncomeExpenseNet 90,000,000us-gaap_InterestIncomeExpenseNet    
Non-cash interest expense 25,000,000dxm_NoncashInterestExpense 22,000,000dxm_NoncashInterestExpense    
Amended and Restated Credit Facility | Super Media Amended and Restated Credit Facility        
Business Acquisition [Line Items]        
Par value 1,035,000,000us-gaap_DebtInstrumentFaceAmount
/ us-gaap_DebtInstrumentAxis
= dxm_SuperMediaAmendedandRestatedCreditFacilityMember
/ us-gaap_LongtermDebtTypeAxis
= dxm_AmendedAndRestatedCreditFacilityMember
    1,442,000,000us-gaap_DebtInstrumentFaceAmount
/ us-gaap_DebtInstrumentAxis
= dxm_SuperMediaAmendedandRestatedCreditFacilityMember
/ us-gaap_LongtermDebtTypeAxis
= dxm_AmendedAndRestatedCreditFacilityMember
Amended and Restated Credit Facility | Dex Media West Amended and Restated Credit Facility        
Business Acquisition [Line Items]        
Par value 326,000,000us-gaap_DebtInstrumentFaceAmount
/ us-gaap_DebtInstrumentAxis
= dxm_DexMediaWestAmendedAndRestatedCreditFacilityMember
/ us-gaap_LongtermDebtTypeAxis
= dxm_AmendedAndRestatedCreditFacilityMember
     
Fair Value, Measurements, Recurring | Fair Value, Inputs, Level 2        
Business Acquisition [Line Items]        
Money market funds 41,000,000us-gaap_MoneyMarketFundsAtCarryingValue
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
  41,000,000us-gaap_MoneyMarketFundsAtCarryingValue
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
 
Certificates of deposit 7,000,000us-gaap_CertificatesOfDepositAtCarryingValue
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
  8,000,000us-gaap_CertificatesOfDepositAtCarryingValue
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
 
General and Administrative Expense        
Business Acquisition [Line Items]        
Credit to expense associated with settlement of liability under publishing agreement   10,000,000dxm_PublishingAgreementSettlementofLiability
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_GeneralAndAdministrativeExpenseMember
   
Credit to expense associated with reduction of certain operating tax liabilities   5,000,000dxm_IncreaseDecreaseinOperatingTaxLiabilities
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_GeneralAndAdministrativeExpenseMember
   
General and Administrative Expense | Health Care and Life        
Business Acquisition [Line Items]        
Expense (credit) a result of plan amendments $ 13,000,000us-gaap_DefinedBenefitPlanPlanAmendments
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_GeneralAndAdministrativeExpenseMember
$ 13,000,000us-gaap_DefinedBenefitPlanPlanAmendments
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_GeneralAndAdministrativeExpenseMember