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Income Taxes (Details Textual) - USD ($)
 1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Apr. 30, 2015
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2015
Jun. 30, 2014
Dec. 31, 2008
Dec. 31, 2006
Dec. 31, 2005
Dec. 31, 2003
Dec. 31, 2014
Income Taxes [Line Items]                    
Unrecognized Tax Benefits   $ 1,260,000   $ 1,260,000           $ 1,760,000
Income Tax Examination, Penalties and Interest Accrued   400,000   400,000           $ 600,000
Income Tax Expense (Benefit)   $ (254,000) $ 106,000 301,000 $ 207,000          
Indian Bureau Of Taxation [Member]                    
Income Taxes [Line Items]                    
Foreign Income Tax Expense (Benefit), Continuing Operations $ 300,000     260,000   $ 1,000,000 $ 309,000 $ 284,000    
Tax Adjustments, Settlements, and Unusual Provisions       488,000            
Deferred Foreign Income Tax Expense (Benefit)       153,000            
Income Tax Expense (Benefit)       488,000       $ 284,000 $ 260,000  
Philippine Bureau Of Taxation [Member]                    
Income Taxes [Line Items]                    
Income Tax Expense (Benefit)       $ 310,000