Note 7 - Accounts Payable and Accrued Expenses (Tables)

6 Months Ended

Jun. 30, 2021

Notes Tables

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

	June 30, 2021		December 31, 2020
Accounts payable and accrued expense	$	145	$	315
Accrued interest		25		42
Accrued payroll		161		156
Total accounts payable and accrued expenses	$	331	$	513