Note 2 - Summary of Significant Accounting Policies - Allowance for Doubtful Accounts (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Accounts Receivable	$ 36,235	$ 31,285
Allowance for credit losses	1,608	1,442
Net balance, end of the year	34,627	29,843
Balance, beginning of the year	1,442	1,523	$ 962
Amounts provided	554	156	635
Amounts recovered	(180)	(92)	(86)
Amounts written off	(158)	(73)	(78)
Translation adjustments	(50)	(72)	90
Balance, end of the year	$ 1,608	$ 1,442	$ 1,523