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Long-Term Debt Long-Term Debt (Tables)
 6 Months Ended
Jun. 30, 2013
Debt Disclosure [Abstract]  
Schedule of Long-term Debt
The Company's senior long-term debt consisted of the following at December 31, 2012 and June 30, 2013 (in thousands):
 
December 31, 2012
 
June 30, 2013
Revolving credit facility, secured, floating rate
$
44,700

 
$
34,600

Term loan, secured, floating rate
127,500

 
122,500

Acquisition debt
2,427

 
2,095

Less: current portion
(11,086
)
 
(11,974
)
Total long-term debt
$
163,541

 
$
147,221