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Long-term Debt (Tables)
3 Months Ended
Mar. 31, 2014
Debt Disclosure [Abstract]  
Schedule of Long-term Debt Instruments
In summary, principal balances under our long-term debt as of March 31, 2014 and December 31, 2013, consisted of the following (in thousands):
 
March 31, 2014
 
December 31, 2013
Term loan
$
90,000

 
$
92,500

Revolving credit loans
164,441

 
156,354

Total long-term debt
254,441

 
248,854

Less current portion
10,000

 
10,000

Long-term portion
$
244,441

 
$
238,854

Schedule of Maturities of Long-term Debt
Future minimum principal payments on our long-term debt as of March 31, 2014, were as follows (in thousands):
Years Ending 
 
Future Minimum
December 31
 
Principal Payments
2014
 
$
7,500

2015
 
10,000

2016
 
10,000

2017
 
226,941

Total future minimum principal payments
 
$
254,441