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Long-Term Debt Obligations (Tables)
 3 Months Ended
Mar. 31, 2014
Long-Term Debt Obligations  
Schedule of components of long-term debt obligations

 Long-term debt obligations consist of the following (in thousands):

 
   March 31,
2014		   December 31,
2013		  

Revolving credit facility

   $ 7,000   $ —  

Notes to former owners

     2,000     2,000  
           
​ ​ ​ ​ ​ ​ ​ ​

Total debt

     9,000     2,000  

Less—current portion

     (2,000 )   (2,000 )
           
​ ​ ​ ​ ​ ​ ​ ​

Total long-term portion of debt

   $ 7,000   $ —  
           
​ ​ ​ ​ ​ ​ ​ ​
​ ​ ​ ​ ​ ​ ​ ​
           
Summary of additional margins

 

 
   Consolidated Total Indebtedness to
Credit Facility Adjusted EBITDA		  
 
   Less than
0.75		   0.75 to
1.50		   1.50 to
2.25		   2.25 or
greater		  

Additional Per Annum Interest Margin Added Under:

                          

Base Rate Loan Option

     0.25 %   0.50 %   0.75 %   1.00 %

Eurodollar Rate Loan Option

     1.25 %   1.50 %   1.75 %   2.00 %