Note 9 - Other Income (Expense) (Tables)

6 Months Ended

Jun. 30, 2022

Notes Tables

Schedule of Other Nonoperating Income (Expense) [Table Text Block]

	Three Months Ended					Six Months Ended
	June 30,					June 30,
	2022		2021			2022		2021
	(000's)					(000's)
Interest income	$	424	$	9		$	443	$	24
Interest expense		—		(111	)		—		(253	)
Realized gain on disposal of equipment		69		—			70		44
Total other income (expense)	$	493	$	(102	)	$	513	$	(185	)