Note 8 - Information About Geographic Areas and Operating Segments - Profit and Loss Information (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Revenue	$ 10,394	$ 10,671	$ 20,126	$ 20,643
Cost of revenue	8,795	9,479	17,044	17,858
Segment gross profit	1,599	1,192	3,082	2,785
Partner Solutions [Member]
Revenue	9,353	9,960	18,485	18,755
Cost of revenue	8,106	8,578	15,658	16,037
Segment gross profit	1,247	1,382	2,827	2,718
Edge to Cloud [Member]
Revenue	1,041	711	1,641	1,888
Cost of revenue	689	901	1,386	1,821
Segment gross profit	$ 352	$ (190)	$ 255	$ 67