Note 8 - Accounts Payable and Accrued Liabilities (Tables)

6 Months Ended

Jun. 30, 2020

Notes Tables

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

	June 30,		December 31,
	2020		2019
Accrued utilities and supplies	$	704	$	645
Accounts payable - trade		569		1,474
Accrued employee compensation		1,445		1,946
Other accrued liabilities		1,281		1,613
Total accounts payable and accrued liabilities	$	3,999	$	5,678