Quarterly report pursuant to Section 13 or 15(d)

Divestiture of Disc Publishing Business (Major Assets and Liabilities of Discontinued Operations) (Details)

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Divestiture of Disc Publishing Business (Major Assets and Liabilities of Discontinued Operations) (Details) - USD ($)
$ in Thousands
Sep. 30, 2015
Dec. 31, 2014
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]    
Current liabilities from discontinued operations $ 50 $ 448
Disc Publishing    
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]    
Current assets from discontinued operations 0 1,026
Accrued compensation 0 31
Other current liabilities 50 417
Current liabilities from discontinued operations $ 50 $ 448