XML 48 R37.htm IDEA: XBRL DOCUMENT
v3.24.1.u1

Note 5 - Transactions With Affiliated Companies (Details Textual) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2023 USD ($)
Investment, Affiliated Issuer, Controlled [Member] |
Investments in and Advances to Affiliates, at Fair Value, Period Increase (Decrease) | $ 0

X
- Definition Amount of increase (decrease) in the investments in and advances to affiliates. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 946 -SubTopic 320 -Name Accounting Standards Codification -Section S99 -Paragraph 6 -Subparagraph (SX 210.12-14(Column A)(Footnote 1)(b)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477271/946-320-S99-6 + Details
Name: | us-gaap_InvestmentsInAndAdvancesToAffiliatesAtFairValuePeriodIncreaseDecrease
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_InvestmentIssuerAffiliationAxis=us-gaap_InvestmentAffiliatedIssuerControlledMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |