NOTES PAYABLE TO BANKS (Tables)

3 Months Ended

Mar. 31, 2021

NOTES PAYABLE TO BANKS

Schedule of interest incurred and paid on the credit facility, interest capitalized related to facilities and equipment under construction, and the related weighted average interest rates on long term debt

	Three months ended
	March 31,
(in thousands)	2021		2020
Interest incurred	$	41	$	113
Interest paid		42		40