Quarterly report pursuant to Section 13 or 15(d)

Debt Obligations - Current Maturities of Long-Term Debt and Short-Term Borrowings (Detail)

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Debt Obligations - Current Maturities of Long-Term Debt and Short-Term Borrowings (Detail) - USD ($)
$ in Thousands
Jun. 30, 2015
Dec. 31, 2014
Short-term Debt [Abstract]    
Short-term borrowings   $ 5,056
Current maturities of long-term debt $ 2,638 3,820
Current maturities of long-term debt and short-term borrowings $ 2,638 $ 8,876