Other Expense

6 Months Ended

Jun. 30, 2021

Other Income And Expenses [Abstract]

Other Expense

11. Other Expense

Other income and expense consisted of the following:

	Three Months Ended						Six Months Ended
	June 30,						June 30,
	2021			2020			2021			2020
	(000's)						(000's)
Interest income	$	9		$	7		$	24		$	48
Interest expense		(111	)		(242	)		(253	)		(518	)
Change in fair value of derivative liability		—			(236	)		—			(556	)
Realized gain on disposal of equipment		—			—			44			—
Total other income (expenses)	$	(102	)	$	(471	)	$	(185	)	$	(1,026	)