Annual report pursuant to Section 13 and 15(d)

Long-Term Debt - Aggregate Minimum Principal Maturities of Long-Term Debt (Detail)

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Long-Term Debt - Aggregate Minimum Principal Maturities of Long-Term Debt (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Debt Disclosure [Abstract]  
2014 $ 4,187
2015 4,125
2016 4,104
2017 373,539
2018 265,000
2019 and thereafter