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Supplemental Disclosure of Cash Flow Information (Tables)
12 Months Ended
Dec. 31, 2016
Supplemental Disclosure of Cash Flow Information [Abstract]  
Schedule of Supplemental Disclosure of Cash Flow Information
(in thousands)
 
Year ended December 31,
 
  
2016
  
2015
 
Cash paid:
      
Interest
 
$
13
  
$
3
 
Income taxes
 
$
370
  
$
119