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Income Taxes (Details) (USD $) | 12 Months Ended
--- | ---
Dec. 31, 2012 | Dec. 31, 2011
Current income tax [Abstract] |  |
Federal | $ (206,000) | $ (198,000)
State | 160,000 | 153,000
Foreign | 582,000 | 437,000
Total | 536,000 | 392,000
Deferred income tax [Abstract] |  |
Federal | (1,650,000) | (7,777,000)
State | (300,000) | (55,000)
Total | (1,950,000) | (7,832,000)
Provision (benefit) for income taxes | (1,414,000) | (7,440,000)
(Provision) benefit for income taxes | (793,000) | 1,353,000
Deferred tax liabilities (assets) |  |
Software development costs | 3,740,000 | 4,003,000
Gross deferred tax liabilities | 3,740,000 | 4,003,000
Allowances for bad debts and inventory | (3,640,000) | (6,608,000)
Capitalized inventory costs | (125,000) | (107,000)
Intangible assets | (4,119,000) | (4,792,000)
Employee benefit accruals | (1,805,000) | (1,848,000)
Federal net operating loss carryforward | (8,122,000) | (3,722,000)
State net operating loss carryforward | (957,000) | (493,000)
Tax credit carryforwards | (4,006,000) | (3,879,000)
Foreign currency | (147,000) | (191,000)
Other | (334,000) | (361,000)
Gross deferred tax assets | (23,255,000) | (22,001,000)
Less valuation allowance | 2,198,000 | 2,153,000
Net deferred tax assets | (17,317,000) | (15,845,000)
Schedule of Income Tax [Line Items] |  |
Tax credit carryforwards | 3,700,000 |
Operating loss carryforward | 21,100,000 |
Benefit within additional paid in capital on realization of operating loss carryforward | 1,500,000 |
Tax expense associated with deferred tax asset valuation allowance | 44,000 | 655,000
Percentage for recognition of uncertain tax positions, minimum (in hundredths) | 50.00% |
Computation of effective income tax rate [Abstract] |  |
Federal statutory tax rate (in hundredths) | (35.00%) | (35.00%)
State taxes (in hundredths) | (6.20%) | 0.30%
Non deductible expenses (in hundredths) | 6.40% | 0.70%
Tax credits (in hundredths) | 0.00% | (2.90%)
Foreign subsidiary liquidation | (6.30%) | 0.00%
Foreign income tax rate differential (in hundredths) | (5.80%) | (0.30%)
Valuation allowance (in hundredths) | 1.30% | 0.90%
Other (in hundredths) | 1.10% | 0.50%
Total (in hundredths) | (44.50%) | (35.80%)
State [Member] |  |
Schedule of Income Tax [Line Items] |  |
Tax credit carryforwards | 331,000,000 |
Federal [Member] |  |
Schedule of Income Tax [Line Items] |  |
Operating loss carryforward | $ 13,000,000 |

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