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Income Taxes Narrative (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Deferred Federal $ 17,317 $ 20,497 $ 18,220
Tax net operating loss carryforwards 18,109 17,620  
Valuation allowance, amount 17,791 17,224  
State Tax Net Operating Losses [Member]      
Valuation allowance, amount $ 15,600 $ 15,600  
Percent of deferred tax asset for which valuation allowance has been recognized 99.00% 99.00%  
Foreign Tax Net Operating Losses [Member]      
Valuation allowance, amount $ 2,200 $ 1,600  
Percent of deferred tax asset for which valuation allowance has been recognized 92.00% 88.00%  
Intangible Assets [Member]      
Deferred Federal $ (20,600) $ (21,000) $ (19,300)