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ACCOUNTS PAYABLE AND ACCRUED EXPENSES (Tables)
12 Months Ended
Dec. 31, 2016
Payables and Accruals [Abstract]  
Accounts Payable and Accrued Expenses
   2016  2015
   (in thousands)
Trade accounts payable  $361   $262 
Sales taxes payable   539    539 
Accrued directors’ fees   407    377 
Other payables and accrued expenses   306    290 
Total Accounts Payable and Accrued Expenses  $1,613   $1,468