Quarterly report pursuant to Section 13 or 15(d)

Discontinued Operations, Assets Held for Sale, Impairment Charges - Revenue, Expense, Gain, and Losses Attributable to Discontinued Operations (Details)

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Discontinued Operations, Assets Held for Sale, Impairment Charges - Revenue, Expense, Gain, and Losses Attributable to Discontinued Operations (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2015
Jun. 30, 2014
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Impairment charge from classification of assets as held for sale $ (1,350)   $ (1,350) $ 0
Services Business [Member] | Discontinued Operations, Held-for-sale [Member]        
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Total revenue 3,617 $ 4,577 6,849 9,217
Cost of revenue (3,599) (4,180) (6,830) (8,140)
Research and development (422) 0 (853) 0
Selling, general and administrative (198) 0 (221) 0
Gain on insurance recovery 0 165 0 165
Severance and exit costs (1,053) 0 (1,053) 0
Impairment charge from classification of assets as held for sale (1,350) 0 (1,350) 0
Income (loss) from discontinued operations $ (3,005) $ 562 $ (3,458) $ 1,242