Note 2 - Revenue Recognition - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Total revenue	$ 6,525	$ 10,394	$ 14,666	$ 20,126
North America [Member]
Total revenue	5,745	9,277	13,436	18,046
Europe [Member]
Total revenue	175	81	315	207
Asia [Member]
Total revenue	605	1,036	915	1,873
Partner Solutions [Member]
Total revenue	5,751	9,353	13,018	18,485
Partner Solutions [Member] | North America [Member]
Total revenue	5,087	8,254	11,969	16,459
Partner Solutions [Member] | Europe [Member]
Total revenue	59	63	134	153
Partner Solutions [Member] | Asia [Member]
Total revenue	605	1,036	915	1,873
Edge to Cloud [Member]
Total revenue	774	1,041	1,648	1,641
Edge to Cloud [Member] | North America [Member]
Total revenue	658	1,023	1,467	1,587
Edge to Cloud [Member] | Europe [Member]
Total revenue	116	18	181	54
Edge to Cloud [Member] | Asia [Member]
Total revenue	$ 0	$ 0	$ 0	$ 0