XML 57 R47.htm IDEA: XBRL DOCUMENT v3.7.0.1
Income Taxes (Narrative) (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Dec. 31, 2016
Income Taxes [Abstract]      
Effective income tax rate 27.00% 58.00%  
Provision to return adjustments $ 1,100    
Valuation allowances against deferred tax assets 2,200   $ 2,200
Net deferred tax liability $ 67   $ 7