Income Taxes (Details Textual) - USD ($)	12 Months Ended			36 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2010	Dec. 31, 2006	Dec. 31, 2013
Income Taxes [Line Items]
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	34.00%
Deferred Tax Assets, Operating Loss Carryforwards, Foreign	$ 3,112,000	$ 3,147,000
Unrecognized Tax Benefits	46,000	48,000			$ 91,000
Vat And Withholding Taxes				$ 800,000
Interest Penalty Percentage				20.00%
Selling, General and Administrative Expense			$ 185,000
Management Estimated Reserve For Tax	142,000
Undistributed Earnings of Foreign Subsidiaries	57,000
Valuation Allowance, Deferred Tax Asset, Amount	3,600,000
Income Tax Expense (Benefit)	238,000	748,000
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense	22,000	22,000
UNITED KINGDOM
Income Taxes [Line Items]
Deferred Tax Assets, Operating Loss Carryforwards, Foreign	$ 623,000	$ 715,000