Note 8 - Accounts Payable and Accrued Liabilities (Tables)

6 Months Ended

Jun. 30, 2018

Notes Tables

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

	June 30,		December 31,
	2018		2017
Accounts payable - trade	$	1,053	$	666
Accrued legal-related fees		82		274
Accrued employee compensation		655		700
Accrued interest		418		434
Accrued production fees		315		447
Accrued utilities and supplies payable		605		677
Accrued taxes payable		52		172
Customer deposit		-		436
Other accrued liabilities *		340		205
Total accounts payable and accrued liabilities	$	3,520	$	4,011