Annual report pursuant to Section 13 and 15(d)

Long-Term Borrowings - Aggregate Maturities of Long-Term Borrowings (Detail)

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Long-Term Borrowings - Aggregate Maturities of Long-Term Borrowings (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Dec. 31, 2011
Debt [Line Items]    
2013 $ 11,668  
2014 12,028  
2015 101,407  
2016 14,198  
2017 328  
Thereafter 556  
Long-term debt, Subtotal $ 140,185 $ 86,590