Note 3 - Debt (Tables)

6 Months Ended

Jun. 30, 2023

Notes Tables

Schedule of Debt [Table Text Block]

	Interest Rate			Balance		Interest Rate			Balance
	as of			as of		as of			as of
	June 30, 2023			June 30, 2023		December 31, 2022			December 31, 2022
Australia - National Australia Bank		12.10	%	$	80		10.60	%	$	156
China- Construction Bank		4.15	%		276		4.15	%		290
China- Industrial Bank		4.00	%		413		4.00	%		435
South Africa - Investec Bank Ltd.		11.75	%		2,542		10.50	%		1,700
USA - North Mill Capital		10.15	%		11,895		5.25	%		14,399
USA - Resource Plus Seller Notes		1.85	%		700		1.85	%		1,000
Total				$	15,906				$	17,980

	Interest Rate as of			Balance Outstanding		Interest Rate as of			Balance Outstanding
	June 30, 2023			June 30, 2023		December 31, 2022			December 31, 2022
South Africa - Investec Bank Ltd.		11.75	%	$	1,033		10.50	%	$	1,376
Total				$	1,033				$	1,376

Credit And Debt Facilities Unused Availability [Table Text Block]

	June 30,		December 31,
	2023		2022
Unused Availability:
United States / Canada	$	6,498	$	4,601
Australia		451	390
South Africa		1,996	454
Mexico		-	-
China		-	-
Total Unused Availability	$	8,945	$5,446