General Information Agreement and Plan of Merger (Details) (Newdex, Inc. [Member])	Mar. 31, 2013
Super Media, Inc. [Member]
Merger Disclosures [Line Items]
Merger, Percentage of Common Stock Held by Acquiree Shareholders Subsequent to Merger	40.00%
Dex One [Member]
Merger Disclosures [Line Items]
Merger, Percentage of Common Stock Held by Acquiree Shareholders Subsequent to Merger	60.00%