XML 113 R99.htm IDEA: XBRL DOCUMENT v3.6.0.2
Income Taxes (Narrative) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2011
Aug. 29, 2016
Aug. 15, 2016
Dec. 31, 2014
Dec. 31, 2013
Operating Loss Carryforwards [Line Items]              
Unrecognized tax benefits, decrease resulting from settlements with taxing authorities     $ 7,300        
Increase in income tax benefit   $ (1,700)          
Unrecognized tax benefits, increase resulting from settlements with taxing authorities   5,600          
Unrecognized tax benefits, decrease to interest on income tax expense   600          
Change in valuation allowance $ 0            
Unrecognized tax benefits 0 $ 814       $ 515 $ 7,832
Increase (Decrease) To Deferred Tax Liability, Re-measurement Upon Completion Of Tax Examination       $ 600      
State              
Operating Loss Carryforwards [Line Items]              
Operating loss carryforwards 43,200            
Income Tax Examination, Liability (Refund) Adjustment from Settlement with Taxing Authority       $ 600 $ 200    
IRS And California Franchise Tax Board [Member]              
Operating Loss Carryforwards [Line Items]              
Unrecognized tax benefits $ 800