Discontinued Operations (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
Jun. 01, 2012
Operating results          
Loss from discontinued operations $ (189) $ (285) $ (480) $ (494)  
Loss on sale of discontinued operations, net of tax (600)   (600)    
Loss from discontinued operations (789) (285) (1,080) (494)  
Springbox unit
         
Consideration received:          
Cash         100
Fair value of future revenue sharing arrangement         768
Total         868
Assets sold:          
Cash         259
Receivables and other current assets         843
Property and equipment, net         350
Intangible assets, net         416
Total         1,868
Operating results          
Revenues 654 1,032 1,585 2,247  
Cost of revenues 677 1,092 1,677 2,199  
Depreciation and amortization   188   374  
Other operating expenses 292 227 708 497  
Loss before income taxes (315) (475) (800) (823)  
Benefit for income taxes 126 190 320 329  
Loss from discontinued operations (189) (285) (480) (494)  
Loss on sale of discontinued operations, net of tax (600)   (600)    
Loss from discontinued operations $ (789) $ (285) $ (1,080) $ (494)