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v3.23.2

Note 13 - Debt - Schedule of Unsecured Debt (Details) (Parentheticals) - Unsecured Debt [Member] | 6 Months Ended
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Jun. 30, 2023
The 4.750% Notes, Due February 21, 2026 [Member] |
Debt Instrument, Interest Rate | 4.75%
Debt Instrument, Maturity Date | Feb. 21, 2026
The 4.950% Notes, Due May 15, 2053 [Member] |
Debt Instrument, Interest Rate | 4.95%
Debt Instrument, Maturity Date | May 15, 2053

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