Note 16 - Leases - Schedule of Lessee's Assets and Liabilities (Details) - USD ($) $ in Millions |
Dec. 31, 2021 |
Dec. 31, 2020 |
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|---|---|---|---|---|
| Operating leases | $ 1,787 | $ 1,610 | ||
| Total leased assets | 2,153 | 1,980 | ||
| Operating, liabilities | 1,429 | 1,283 | ||
| Total lease liabilities | 2,095 | 2,053 | ||
| Properties, Net [Member] | ||||
| Finance leases | [1] | 366 | 370 | |
| Accounts payable and Other Current Liabilities [Member] | ||||
| Operating, liabilities | 330 | 321 | ||
| Debt Due Within One Year [Member] | ||||
| Finance, liabilities | 92 | 109 | ||
| Debt Due After One Year [Member] | ||||
| Finance, liabilities | $ 244 | $ 340 | ||
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