Consolidated Statements of Comprehensive Loss - USD ($)
 3 Months Ended 6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Revenue:        
Products $ 3,051,000 $ 4,054,000 $ 6,906,000 $ 7,136,000
Maintenance and content services 3,532,000 3,495,000 6,940,000 6,867,000
Professional services 2,128,000 1,791,000 3,531,000 4,646,000
Total Revenue 8,711,000 9,340,000 17,377,000 18,649,000
Cost of Revenue:        
Products 1,757,000 2,400,000 3,880,000 4,055,000
Maintenance and content services 412,000 336,000 726,000 702,000
Professional services 1,462,000 1,413,000 2,667,000 3,313,000
Gain on long-term contract   (1,480,000)   (444,000)
Total Cost of Revenue 3,631,000 2,669,000 7,273,000 7,626,000
Gross Profit 5,080,000 6,671,000 10,104,000 11,023,000
Operating expenses:        
Sales and marketing 2,034,000 2,365,000 3,896,000 4,705,000
General and administrative 3,076,000 4,707,000 6,289,000 9,117,000
Research and development 697,000 868,000 1,398,000 1,550,000
Depreciation and amortization 790,000 1,106,000 1,609,000 2,019,000
Total operating expenses 6,597,000 9,046,000 13,192,000 17,391,000
Operating loss (1,517,000) (2,375,000) (3,088,000) (6,368,000)
Other Income (Expense):        
Gain on change in warrant liability 48,000 767,000 48,000 1,057,000
Interest (expense) and other income – net 129,000 (92,000) 383,000 (1,336,000)
Loss before income taxes and discontinued operations (1,340,000) (1,700,000) (2,657,000) (6,647,000)
Income tax expense 0 17,000 0  
Total loss from continuing operations (1,340,000) (1,717,000) (2,657,000) (6,647,000)
Loss from discontinued operations, net of taxes (260,000) (1,004,000) (260,000) (2,976,000)
Net loss (1,600,000) (2,721,000) (2,917,000) (9,623,000)
Other comprehensive income (loss) -        
Foreign currency translation adjustments (292,000) 270,000 (404,000) 75,000
Total comprehensive loss $ (1,892,000) $ (2,451,000) $ (3,321,000) $ (9,548,000)
Net loss per share of Common Stock (basic and diluted):        
Continuing operations (in Dollars per share) $ (0.04) $ (0.07) $ (0.07) $ (0.35)
Discontinued operations (in Dollars per share) (0.01) (0.04) (0.01) (0.16)
Net loss per share of Common Stock (basic and diluted): (in Dollars per share) $ (0.05) $ (0.11) $ (0.08) $ (0.51)
Weighted average shares used in computing basic and diluted net loss per share of Common Stock (in Shares) 36,882,041 25,475,448 36,882,041 18,858,364