Acquisition Accounting (Details) (USD $)	0 Months Ended	3 Months Ended			0 Months Ended	8 Months Ended		0 Months Ended		0 Months Ended			0 Months Ended		0 Months Ended		0 Months Ended		3 Months Ended
	Apr. 30, 2013	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013	Apr. 30, 2013 Super Media, Inc.	Dec. 31, 2013 Super Media, Inc.	Mar. 31, 2013 Super Media, Inc.	Apr. 30, 2013 Dex One	Mar. 31, 2014 Dex One	Apr. 30, 2013 Common Stock Super Media, Inc.	Apr. 30, 2013 Dex Media, Inc.	Mar. 31, 2014 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.	Mar. 31, 2013 General and Administrative Expense
Business Acquisition [Line Items]
Percent of equity acquired										100.00%
Number of shares issued in business combination										6,900,000
Share price										$ 11.90
Value of equity issued										$ 82,000,000
Current shareholders' ownership interest in the post-merger combined company (as a percent)					40.00%			60.00%
Merger, number of shares of acquiree common stock to be converted to acquirer common stock														0.4386
Common stock, shares issued (in shares)		17,635,374		17,601,520	15,600,000
Common stock, shares outstanding (in shares)		17,635,374		17,601,520	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
Goodwill		315,000,000		315,000,000	389,000,000
Goodwill impairment						74,000,000
Fair value of intangible assets					635,000,000											420,000,000		145,000,000
Intangible assets excess earnings discount rate															21.00%		21.00%
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
Unbilled accounts receivable					316,000,000
Accumulated merger transaction costs		42,000,000										42,000,000
Deferred financing costs									8,000,000
Costs associated with investment bankers, legal, and professional fees		$ 0	$ 10,000,000																$ 10,000,000