XML 70 R57.htm IDEA: XBRL DOCUMENT v3.3.1.900
Income Taxes (Schedule of Federal and State Income Tax Provision) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Current:      
Federal, current $ 31,382 $ 25,797 $ 49,022
State, current 5,849 5,019 9,202
Current 37,231 30,816 58,224
Deferred:      
Federal, deferred (2,774) (10,429) 4,879
State, deferred (483) (1,775) 857
Deferred $ (3,257) $ (12,204) $ 5,736