Note 20 - Concentration of Risk (Tables)

12 Months Ended

Dec. 31, 2020

Notes Tables

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

Customer A

Customer B

Customer C

Customer D

Customer E

Year Ended December 31, 2020

Revenues, customer concentration risk

*

*

*

*

*

Year Ended December 31, 2019

Revenues, customer concentration risk

*

*

*

*

*

As of December 31, 2020

Accounts receivable, customer concentration risk

28

%

*

*

27

%

21

%

As of December 31, 2019

Accounts receivable, customer concentration risk

57

%

13

%

12

%

*

*

	Supplier A
Year Ended December 31, 2020
Cost of revenues, supplier concentration risk		78	%
Year Ended December 31, 2019
Cost of revenues, supplier concentration risk		89	%