Note 12 - Segment and Geographic Information - Long-term Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Long-term Assets	$ 41,568	$ 39,781	$ 33,535
UNITED STATES
Long-term Assets	36,291	34,729	29,042
GERMANY
Long-term Assets	2,163	2,350	2,462
Other Countries [Member]
Long-term Assets	$ 3,114	$ 2,702	$ 2,031

Long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 280
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 41
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482810/280-10-50-41

Name:	us-gaap_NoncurrentAssets
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant