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Long-Term Debt - Summary of Long-Term Debt Repayable (Detail) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2014
Dec. 31, 2013
Maturities Of Long Term Debt [Abstract]    
2014 $ 10,537  
2015 14,050  
2016 274,050  
2017 14,050  
2018 14,050  
Thereafter 1,327,725  
Total $ 1,654,462 $ 1,657,975