Quarterly report pursuant to Section 13 or 15(d)

Fair Value Accounting - Fair Value of Financial Assets Measured at Fair Value (Detail)

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Fair Value Accounting - Fair Value of Financial Assets Measured at Fair Value (Detail) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2014
Dec. 31, 2013
Assets:    
Cash and cash equivalents $ 232  
Trade accounts receivable, net 35,462  
Fair value of interest rate swap 708 3,177
Liabilities:    
Accounts payable 4,065  
Accrued expenses including estimated fair value of contingent earn-out consideration 11,783  
Accrued interest 404  
Long term liabilities including estimated fair value of contingent earn-out consideration 3,945 452
Long-term debt 289,257  
Level 1
    
Assets:    
Cash and cash equivalents 232  
Trade accounts receivable, net 35,462  
Liabilities:    
Accounts payable 4,065  
Accrued expenses including estimated fair value of contingent earn-out consideration 10,227  
Accrued interest 404  
Long term liabilities including estimated fair value of contingent earn-out consideration 2,346  
Long-term debt 289,257  
Level 2
    
Assets:    
Fair value of interest rate swap 708  
Level 3
    
Liabilities:    
Accrued expenses including estimated fair value of contingent earn-out consideration 1,556  
Long term liabilities including estimated fair value of contingent earn-out consideration $ 1,599