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ACCOUNTS AND OTHER RECEIVABLES (Tables)
6 Months Ended
Jun. 30, 2018
Receivables [Abstract]  
Schedule of accounts and other receivables
(in thousands)
 
June 30, 2018
 
December 31, 2017
Trade accounts receivable
 
$
615

 
$
458

Other receivables
 
411

 
348

Accounts and other receivables
 
$
1,026

 
$
806