Components of Benefit for Income Taxes (Detail) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Current income tax expense:      
Federal $ (3,443) $ (6,845)  
State (1,053) 763 500
Total Current (4,496) (6,082) 500
Deferred income tax benefit:      
Federal (64,292) (51,557) (4,277)
State (4,307) (5,121)  
Total Deferred (68,599) (56,678) (4,277)
Total income tax benefit attributable to continuing operations $ (73,095) $ (62,760) $ (3,777)