Taxes (Details Textual) - USD ($)	1 Months Ended	12 Months Ended
	Apr. 30, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2012
Income Taxes [Line Items]
Unrecognized Tax Benefits		$ 1,184,000	$ 1,207,000	$ 1,760,000
Income Tax Examination, Penalties and Interest Accrued		500,000	500,000
Foreign Income Tax Expense (Benefit), Continuing Operations	$ 300,000
Deferred Foreign Income Tax Expense (Benefit)		(176,000)	(133,000)	(413,000)
Income Tax Expense (Benefit)		1,126,000	1,203,000	406,000
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount		700,000	300,000	1,500,000
Undistributed Earnings of Foreign Subsidiaries		31,600,000
Income Tax Holiday, Aggregate Dollar Amount		200,000	100,000	$ 200,000
Deferred Tax Assets, Valuation Allowance		10,556,000	$ 9,887,000
Effective Income Tax Rate Reconciliation, Other Adjustments, Amount		7,000,000
Dividends, Total		4,200,000
Percentage for Subsidiary Service Tax			14.50%
Subsidiary Revenue		16,800,000
Accounting Standards Update 2016-9 [Member]
Income Taxes [Line Items]
New Accounting Pronouncement or Change in Accounting Principle, Cumulative Effect of Change on Equity or Net Assets		1,800,000
Windfall [Member]
Income Taxes [Line Items]
Operating Loss Carryforwards		5,200,000
Domestic Tax Authority [Member]
Income Taxes [Line Items]
Operating Loss Carryforwards		24,500,000
Foreign Tax Authority [Member]
Income Taxes [Line Items]
Operating Loss Carryforwards		26,100,000
Indian Bureau Of Taxation [Member]
Income Taxes [Line Items]
Foreign Income Tax Expense (Benefit), Continuing Operations		309,000			$ 1,000,000
Tax Adjustments, Settlements, and Unusual Provisions		493,000
Deferred Foreign Income Tax Expense (Benefit)		158,000
Income Tax Expense (Benefit)		493,000
Philippine Bureau Of Taxation [Member]
Income Taxes [Line Items]
Income Tax Expense (Benefit)		224,000
MediaMiser [Member]
Income Taxes [Line Items]
Operating Loss Carryforwards		4,000,000
Tax Credit Carryforward, Amount		200,000	$ 300,000
MediaMiser [Member] | Research Tax Credit Carryforward [Member]
Income Taxes [Line Items]
Tax Credit Carryforward, Amount		$ 1,700,000