Note 13 - Income Taxes - Income Tax Expense (Benefit) (Details) - USD ($) $ in Thousands	3 Months Ended												12 Months Ended
	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021	[1]	Sep. 30, 2021	[2]	Jun. 30, 2021	[3]	Mar. 31, 2021	[4]	Dec. 31, 2022	Dec. 31, 2021
Domestic – Federal													$ 2,892	$ 1,208
Domestic – state													263	140
Foreign													267	259
Total													3,422	1,607
Domestic – Federal													(1,344)	(387)
Domestic – state													(190)	(31)
Foreign													(204)	(70)
Total													(1,738)	(488)
Income tax expense	$ 637	$ 515	$ 454	$ 78	$ (51)		$ 357		$ 447		$ 366		$ 1,684	$ 1,119

[1] The quarter ended December 31, 2021 includes a recovery of $17 of restructuring and other charges which are discussed in Note 5.

[2] The quarter ended September 30, 2021 includes $51 of restructuring and other charges which are discussed in Note 5.

[3] The quarter ended June 30, 2021 includes $197 of restructuring and other charges which are discussed in Note 5.

[4] The quarter ended March 31, 2021 includes $55 of restructuring and other charges which are discussed in Note 5.