Long-Term Debt (Tables)

12 Months Ended

Dec. 31, 2021

Long-Term Debt

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

Years Ended December 31,	2021		2020		2019
(in thousands)
Interest incurred	$	257	$	276	$	256
Interest paid	$	166	$	160	$	162