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Taxes (Details Textual) - USD ($) | 1 Months Ended | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2015 | Apr. 30, 2015 | Dec. 31, 2015 | Sep. 30, 2013 | Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2008 | Mar. 31, 2006 | Mar. 31, 2005 | Dec. 31, 2003
Income Taxes [Line Items] |  |  |  |  |  |  |  |  |  |  |
Unrecognized Tax Benefits |  |  | $ 1,207,000 |  | $ 1,207,000 | $ 1,760,000 | $ 2,245,000 |  |  |  |
Income Tax Examination, Penalties and Interest Accrued |  |  | 500,000 |  | 500,000 | 600,000 |  |  |  |  |
Foreign Income Tax Expense (Benefit), Continuing Operations |  | $ 300,000 |  |  |  |  |  |  |  |  |
Deferred Foreign Income Tax Expense (Benefit) |  |  |  |  | (133,000) | (413,000) | (493,000) |  |  |  |
Income Tax Expense (Benefit) |  |  |  |  | 1,203,000 | 406,000 | 5,451,000 |  |  |  |
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount |  |  |  | $ 7,100,000 | 300,000 | 1,500,000 | 8,100,000 |  |  |  |
Valuation Allowance Deferred Tax Asset From Unrealized Losses On Foreign Currency |  |  |  |  | 700,000 |  |  |  |  |  |
Undistributed Earnings of Foreign Subsidiaries |  |  | 35,400,000 |  | 35,400,000 |  |  |  |  |  |
Income Tax Holiday, Aggregate Dollar Amount |  |  |  |  | 100,000 | 200,000 | $ 100,000 |  |  |  |
Deferred Tax Assets, Valuation Allowance |  |  | 9,887,000 |  | 9,887,000 | 9,627,000 |  |  |  |  |
Effective Income Tax Rate Reconciliation, Deduction, Dividends, Amount |  |  | 1,000,000 |  |  |  |  |  |  |  |
Effective Income Tax Rate Reconciliation, Other Adjustments, Amount |  |  |  |  | $ 3,000,000 |  |  |  |  |  |
Dividends, Total |  |  | 4,000,000 |  |  |  |  |  |  |  |
Percentage for Subsidiary Service Tax |  |  |  |  | 14.50% |  |  |  |  |  |
Subsidiary Revenue |  |  |  |  | $ 16,500,000 |  |  |  |  |  |
Windfall [Member] |  |  |  |  |  |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |  |  |  |  |  |
Operating Loss Carryforwards |  |  | 5,200,000 |  | 5,200,000 |  |  |  |  |  |
Domestic Tax Authority [Member] |  |  |  |  |  |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |  |  |  |  |  |
Operating Loss Carryforwards |  |  | 24,600,000 |  | 24,600,000 |  |  |  |  |  |
Foreign Tax Authority [Member] |  |  |  |  |  |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |  |  |  |  |  |
Operating Loss Carryforwards |  |  | 26,100,000 |  | 26,100,000 |  |  |  |  |  |
Indian Bureau Of Taxation [Member] |  |  |  |  |  |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |  |  |  |  |  |
Foreign Income Tax Expense (Benefit), Continuing Operations |  |  |  |  | 260,000 |  |  | $ 1,000,000 | $ 300,000 | $ 284,000 |
Tax Adjustments, Settlements, and Unusual Provisions |  |  |  |  | 477,000 |  |  |  |  |  |
Deferred Foreign Income Tax Expense (Benefit) |  |  |  |  | 152,000 |  |  |  |  |  |
Income Tax Expense (Benefit) | $ 278,000 |  |  |  | $ 477,000 |  |  |  |  |  | $ 260,000
Operating Loss Carryforwards Expiration Date1 |  |  |  |  | These net operating loss carryforwards expire at various times through the year 2035 |  |  |  |  |  |
Philippine Bureau Of Taxation [Member] |  |  |  |  |  |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |  |  |  |  |  |
Income Tax Expense (Benefit) |  |  |  |  | $ 284,000 |  |  |  |  |  |
MediaMiser [Member] |  |  |  |  |  |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |  |  |  |  |  |
Operating Loss Carryforwards |  |  | 2,000,000 |  | 2,000,000 |  |  |  |  |  |
Tax Credit Carryforward, Amount |  |  | 300,000 |  | $ 300,000 | $ 200,000 |  |  |  |  |
Operating Loss Carryforwards, Expiration Date |  |  |  |  | Dec. 31, 2028 |  |  |  |  |  |
MediaMiser [Member] | Research Tax Credit Carryforward [Member] |  |  |  |  |  |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |  |  |  |  |  |
Tax Credit Carryforward, Amount |  |  | $ 1,300,000 |  | $ 1,300,000 |  |  |  |  |  |

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