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Acquisition Accounting (Details) (USD $) | 0 Months Ended | 3 Months Ended | 9 Months Ended |  | 0 Months Ended | 2 Months Ended | 3 Months Ended |  | 0 Months Ended |  |  | 0 Months Ended | 3 Months Ended | 9 Months Ended | 0 Months Ended |  | 0 Months Ended |  | 0 Months Ended |
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Apr. 30, 2013 | Sep. 30, 2013 | Sep. 30, 2012 | Sep. 30, 2013 | Sep. 30, 2012 | Dec. 31, 2012 | Apr. 30, 2013 Super Media, Inc. | Jun. 30, 2013 Super Media, Inc. | Sep. 30, 2013 Super Media, Inc. | Mar. 31, 2013 Super Media, Inc. | Apr. 30, 2013 Dex One | Sep. 30, 2013 Dex One | Apr. 30, 2013 Common Stock Super Media, Inc. | Apr. 30, 2013 Dex Media, Inc. | Sep. 30, 2013 Dex Media, Inc. | Sep. 30, 2013 Dex Media, Inc. | Apr. 30, 2013 Super Media, Inc. Dex Media, Inc. | Aug. 20, 2012 Super Media, Inc. Dex Media, Inc. | Apr. 30, 2013 Client relationships | Apr. 30, 2013 Client relationships Super Media, Inc. | Apr. 30, 2013 Directory services agreements | Apr. 30, 2013 Directory services agreements Super Media, Inc.
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percent of equity acquired |  |  |  |  |  |  |  |  |  |  |  |  | 100.00% |  |  |  |  |  |  |  |  |
Value of equity issued |  |  |  |  |  |  |  |  |  |  |  |  | $ 82,000,000 |  |  |  |  |  |  |  |  |
Current shareholders' ownership interest in the post-merger combined company (as a percent) |  |  |  |  |  |  | 40.00% |  |  |  | 60.00% |  |  |  |  |  |  |  |  |  |  |
Acquisition maximum measurement period |  |  |  |  |  |  | 1 year |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Merger, number of shares of acquiree common stock to be converted to acquirer common stock |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.4386 |  |  |  |
Common stock, shares issued (in shares) |  | 17,597,675 |  | 17,597,675 |  | 10,176,988 | 15,600,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock, shares outstanding (in shares) |  | 17,597,675 |  | 17,597,675 |  | 10,176,988 | 15,600,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock issued for acquisition | 6,900,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Reverse stock split ratio |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.2 |  |  |  |  |
Share price |  |  |  |  |  |  |  |  |  |  | $ 2.38 |  |  |  |  |  |  |  |  |  |  |
Share price before adjustment for reverse stock split | $ 11.90 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair value of common stock issued | 82,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Outstanding debt, fair value |  |  |  |  |  |  | 1,082,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Outstanding debt, face value |  |  |  |  |  |  | 1,442,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Outstanding debt discount |  |  |  |  |  |  | 360,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair value of intangible assets |  |  |  |  |  |  | 635,000,000 |  |  |  |  |  |  |  |  |  |  |  |  | 420,000,000 |  | 145,000,000
Intangible assets excess earnings discount rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 21.00% |  | 21.00% |
Goodwill |  | 396,000,000 |  | 396,000,000 |  | 0 | 396,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Deferred revenue |  |  |  |  |  |  |  |  |  | 386,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Deferred costs |  |  |  |  |  |  |  |  |  | 122,000,000 |  |  |  |  |  |  |  |  |  |  |  |
Deferred revenue, revenue not to be recognized |  |  |  |  |  |  |  |  |  |  |  |  |  | 386,000,000 |  |  |  |  |  |  |  |
Deferred costs, cost not to be recognized |  |  |  |  |  |  |  |  |  |  |  |  |  | 93,000,000 |  |  |  |  |  |  |  |
Operating Revenue |  | 397,000,000 | 320,000,000 | 1,030,000,000 | 999,000,000 |  |  | 193,000,000 | 132,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Operating income (loss) |  | (142,000,000) | 28,000,000 | (259,000,000) | 107,000,000 |  |  | (157,000,000) | (70,000,000) |  |  |  |  |  |  |  |  |  |  |  |  |
Net income (loss) |  | (132,000,000) | (13,000,000) | (259,000,000) | 98,000,000 |  |  | (153,000,000) | (60,000,000) |  |  |  |  |  |  |  |  |  |  |  |  |
Accumulated merger transaction costs |  | 41,000,000 |  | 41,000,000 |  |  |  |  |  |  |  |  |  |  | 41,000,000 | 41,000,000 |  |  |  |  |  |
Deferred financing costs |  |  |  |  |  |  |  |  |  |  |  | 8,000,000 |  |  |  |  |  |  |  |  |  |
Costs associated with investment bankers, legal, and professional fees |  | $ 2,000,000 | $ 4,000,000 | $ 21,000,000 | $ 4,000,000 |  |  |  |  |  |  |  |  |  | $ 2,000,000 | $ 21,000,000 |  |  |  |  |  |

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- Definition Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 30 -Article 5 + Details
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