Note 4 - Income Taxes (Tables)

9 Months Ended

Sep. 30, 2022

Notes Tables

Schedule of Income Tax Provisions and Rates [Table Text Block]

	Three months ended						Nine months ended
	September 30,						September 30,
	2022			2021			2022			2021
Provision for income taxes	$	(34	)	$	(109	)	$	(380	)	$	(402	)
Effective tax rate		13.1	%		22.1	%		21.2	%		21.8	%