Leases (Schedule of Right-of-use Assets and Lease Liabilities) (Details) - USD ($) $ in Millions |
Jun. 30, 2025 |
Dec. 31, 2024 |
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Leases [Abstract] | ||||||
Right-of-use assets, finance lease | $ 18 | $ 248 | ||||
Finance lease liabilities: | ||||||
Current lease liabilities, finance lease | [1] | 5 | 25 | |||
Long-term lease liabilities, finance lease | 13 | 293 | ||||
Total lease liabilities, finance lease | [2] | 18 | 318 | |||
Right-of-use assets, operating lease | 167 | 55 | ||||
Operating lease liabilities: | ||||||
Current lease liabilities, operating lease | [1] | 67 | 28 | |||
Long-term lease liabilities, operating lease | 100 | 27 | ||||
Total lease liabilities, operating lease | [2] | 167 | 55 | |||
Right-of-use assets | 185 | 303 | ||||
Lease liabilities: | ||||||
Current lease liabilities | [1] | 72 | 53 | |||
Long-term lease liabilities | 113 | 320 | ||||
Total lease liabilities | [2] | $ 185 | $ 373 | |||
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