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Transactions with Affiliates (Tables)
 3 Months Ended
Mar. 31, 2017
Transactions with Affiliates [Abstract]  
Activities with affiliates
Activities with affiliates were as follows (in thousands):

  
Three Months Ended
 
  
March 31,
 
  
2017
  
2016
 
Overhead recoveries
 
$
-
  
$
21
 
         
Affiliate billings to company
 
$
12
  
$
11
 
         
Company billings to affiliates
 
$
1
  
$
1
 
         
Rentals paid to affiliate
 
$
167
  
$
163
 
         
Fees paid to Bencap
 
$
108
  
$
36