Note 17 - Segments and Geographic Areas (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

Long-Lived Assets by Geographic Areas [Table Text Block]

	December 31, 2022
	Long-Lived Assets			Total Assets
U.S.		35	%		72	%
EMEA
Switzerland		46	%		24	%
Italy		8	%		2	%
Other		8	%		1	%
Total EMEA		62	%		27	%
Asia		3	%		1	%
Total		100	%		100	%

	December 31, 2021
	Long-Lived Assets			Total Assets
U.S.		26	%		77	%
EMEA
Switzerland		34	%		16	%
Italy		36	%		5	%
Other		4	%		1	%
Total EMEA		74	%		22	%
Asia		0	%		1	%
Total		100	%		100	%

Revenue from External Customers by Geographic Areas [Table Text Block]

	Years Ended December 31,
	2022			2021
US		11	%		13	%
EMEA		77	%		62	%
Asia		12	%		25	%
Total		100	%		100	%