Quarterly report pursuant to Section 13 or 15(d)

Divestiture of Disc Publishing Business (Narrative) (Details)

v2.4.0.8
Divestiture of Disc Publishing Business (Narrative) (Details) (USD $)
0 Months Ended 3 Months Ended 9 Months Ended
Sep. 30, 2014
Dec. 31, 2013
Jul. 01, 2014
Disc Publishing
Jul. 02, 2014
Disc Publishing
Sep. 30, 2014
Disc Publishing
Sep. 30, 2013
Disc Publishing
Sep. 30, 2014
Disc Publishing
Sep. 30, 2013
Disc Publishing
Jul. 01, 2014
Disc Publishing
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]                  
Proceeds from sale of disc publishing business       $ 22,000,000          
Escrow deposit                 2,300,000
Escrow lapsed period     15 months            
Restricted cash 2,300,000 0              
Gain on sale of discontinued operations         16,182,000 0 16,182,000 0  
Costs to sell a business         $ 6,000,000   $ 9,000,000