Note 17 - Segment Information - Segment Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Revenue	$ 271,825	$ 232,339	$ 191,909
Property and equipment, net	5,118	5,537
North America [Member]
Revenue	118,490	102,025	83,034
UNITED STATES
Revenue	115,799	100,870	83,034
Property and equipment, net	1,137	1,279
EMEA [Member]
Revenue	81,753	71,635	58,285
GERMANY
Revenue	35,775	30,625	23,574
CHINA
Property and equipment, net	1,915	2,982
Asia Pacific [Member]
Revenue	71,582	58,679	50,590
SINGAPORE
Revenue	30,974	21,915	16,580
Other Countries [Member]
Property and equipment, net	2,066	1,276
JAPAN
Revenue	$ 22,547	$ 21,348	$ 23,360