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Long-Term Debt (Tables)
 9 Months Ended
Sep. 30, 2017
Debt Disclosure [Abstract]  
Schedule of Long-term Debt
Our long-term debt consisted of the following at December 31, 2016 and September 30, 2017 (in thousands):
 
December 31, 2016
 
September 30, 2017
Revolving credit facility, secured, floating rate
$
67,700

 
$
75,500

Term loan, secured, floating rate
138,750

 
130,313

Acquisition debt
12,245

 
11,348

Debt issuance costs, net of accumulated amortization of $4,138 and $4,366, respectively
(1,270
)
 
(1,043
)
Less: current portion
(13,021
)
 
(16,126
)
Total long-term debt
$
204,404

 
$
199,992