Business and Basis of Presentation - Filing of Voluntary Petitions in Chapter 11 (Details) (Senior Subordinated Notes, Dex One Senior Subordinated Notes, USD $) In Millions, unless otherwise specified	3 Months Ended
Mar. 31, 2013
Senior Subordinated Notes \| Dex One Senior Subordinated Notes
Voluntary Chapter 11 Petitions Disclosures [Line Items]
Debt Face Amount	$ 300.0
Minimum Sated Interest Rate Percentage	12.00%
Maximum Stated Interest Rate Percentage	14.00%

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The stated principal amount of the debt instrument at time of issuance, which may vary from the carrying amount because of unamortized premium or discount.

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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When presenting a range of interest rates, the highest stated (contractual) rate for funds borrowed under the debt agreement as of the balance sheet date.

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When presenting a range of interest rates, the lowest stated (contractual) rate for funds borrowed under the debt agreement as of the balance sheet date.

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-Publisher SEC

-Name Regulation S-X (SX)

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-Section 02

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-Publisher FASB

-Name Accounting Standards Codification

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