Note 16 - Concentrations (Tables)

3 Months Ended

Mar. 31, 2022

Notes Tables

Schedules of Concentration of Risk, by Risk Factor [Table Text Block]

	For the Three Months Ended March 31,
Customer	2022			2021
Customer 1	<10%				40	%
Customer 2		<10%			27	%
Customer 3	<10%				16	%
Customer 4		28	%	<10%
Customer 5		19	%	<10%
Customer 6		14	%	<10%
Total concentrations		61	%		83	%

The Company did not have geographic revenue concentrations outside the U.S.A. greater than 10% of consolidated revenue.

	As of March 31,			As of December 31,
Customer	2022			2021
Customer 4	28		%		30	%
Customer 5		15	%		16	%
Customer 6		13	%		<10%
Total concentrations		56	%		46	%