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Indebtedness (Tables)
 12 Months Ended
Dec. 31, 2015
Indebtedness  
Schedule of long-term debt

 

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

 

 

December 31,

 

 

 

2015

 

2014

 

Equipment loans

 

$
1,870

 

$
2,866

 

 

 

 

 

 

 

 

 

Total long-term debt

 
1,870

 
2,866

 

Current installments

 
(1,011

)
(993

)

 

 

 

 

 

 

Long-term debt, excluding current installments

 

$
859

 

$
1,873

 

 

 

 

 

 

 

 

 

 

Schedule of aggregate maturities of long-term debt

 

 

Aggregate maturities of long-term debt are as follows (in thousands):

 

Year ending December 31:

 

 

 

2016

 

$
1,011 

 

2017

 
859 

 

 

 

 

 

 

 

$
1,870