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Fair Value Measurements (Schedule Of Accumulated Other Comprehensive Loss - Interest Rate Swaps) (Detail) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Derivative Instruments Gain Loss [Line Items]    
Balance at beginning of year $ 48,180 $ (100,292)
Other comprehensive income (48,180) (52,112)
Balance at end of year $ 0 $ 48,180