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Note 14 - Debt - Schedule of Unsecured Debt (Details) - Unsecured Debt [Member] $ in Millions	Sep. 30, 2022 USD ($)
2.8% Notes, Due February 14, 2032 [Member]
Debt Instrument	$ 1,250
3.375% Notes, Due February 14, 2042 [Member]
Debt Instrument	500
The 3.5% Notes, Due February 14, 2053 [Member]
Debt Instrument	1,250
3.85% Notes, Due February 14, 2072 [Member]
Debt Instrument	500
4.500% Notes Due January 20, 2033 [Member]
Debt Instrument	900
4.950% Notes, Due September 9, 2052 [Member]
Debt Instrument	600
5.150% Notes Due January 20, 2063 [Member]
Debt Instrument	$ 400

X

- Definition

Face (par) amount of debt instrument at time of issuance.

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