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Long Term Debt Maturities (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Long Term Debt Maturities Repayments Of Principal [Line Items]    
2014 $ 12,403  
2015 12,390  
2016 18,607  
2017 18,480  
2018 616,153  
Thereafter 352,888  
Total $ 1,030,921 $ 1,047,859