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Long-Term Debt (Tables)
 3 Months Ended
Mar. 31, 2018
Debt Disclosure [Abstract]  
Schedule of Long-term Debt
Our long-term debt consisted of the following at December 31, 2017 and March 31, 2018 (in thousands):
 
December 31, 2017
 
March 31, 2018
Revolving credit facility, secured, floating rate
$
92,000

 
$
84,200

Term loan, secured, floating rate
127,500

 
123,750

Acquisition debt
10,548

 
10,212

Debt issuance costs, net of accumulated amortization of $4,442 and $4,518, respectively
(967
)
 
(891
)
Less: current portion
(16,927
)
 
(16,996
)
Total long-term debt
$
212,154

 
$
200,275