Quarterly report pursuant to Section 13 or 15(d)

Income Taxes (Details)

v3.7.0.1
Income Taxes (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Dec. 31, 2016
Income Taxes (Textual)          
Income tax expense $ (156) $ 9 $ (135) $ 19  
Effective income tax rate (18.60%) 0.90% (12.50%) 1.20%  
Effective tax rates, U.S. statutory corporate tax rate     35.00%    
Deferred tax assets, valuation allowances         $ 2,400
Valuation allowances decreased, effective tax rate     83.10%    
Valuation allowances $ 4,000   $ 4,000   4,500
Changes in valuation allowance     500 $ 1,100  
Unrecognized tax benefits 1,700   1,700   1,700
Unrecognized tax benefits that would impact effective tax rate $ 500   $ 500   $ 500