Note 8 - Accounts Payable and Accrued Liabilities (Tables)

9 Months Ended

Sep. 30, 2020

Notes Tables

Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]

	September 30,		December 31,
	2020		2019
Accrued utilities and supplies	$	712	$	645
Accounts payable - trade		1,441		1,474
Accrued employee compensation		1,593		1,946
Other accrued liabilities		1,158		1,613
Total accounts payable and accrued liabilities	$	4,904	$	5,678