Income Taxes (Summary Of (Provision) Benefit (From) Income Taxes) (Detail) (USD $)
In Thousands, unless otherwise specified
10 Months Ended 12 Months Ended 2 Months Ended 12 Months Ended
Dec. 31, 2012
Successor [Member]
Dec. 31, 2013
Successor [Member]
Feb. 24, 2012
Predecessor [Member]
Dec. 31, 2011
Predecessor [Member]
Current        
Federal    $ (12,156)      
State (11) (1,132)    (10)
Deferred        
Federal    74,000      
State    21,590    0
(Provision) benefit from income taxes $ (11) $ 82,302    $ (10)