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NOTES PAYABLE TO BANKS (Tables)
3 Months Ended
Mar. 31, 2019
NOTES PAYABLE TO BANKS  
Schedule of interest incurred on unused portion of credit facility and amortization of loan costs
   

Three months ended

March 31,

 
(in thousands)   2019     2018  
Interest incurred   $ 89     $ 103  
Interest paid     62       62