Supplemental Balance Sheet Information (Details 2) - USD ($) $ in Millions |
Jun. 30, 2026 |
Dec. 31, 2025 |
Jun. 30, 2025 |
Dec. 31, 2024 |
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| Property, plant and equipment, gross | $ 3,109 | $ 3,091 | ||||||||
| Accumulated depreciation and amortization | (1,495) | (1,485) | ||||||||
| Property, plant and equipment, net | 1,614 | 1,605 | ||||||||
| Operating lease, right-of-use assets | [1] | 1,177 | 1,213 | |||||||
| Other assets | 1,629 | 1,708 | ||||||||
| Other Assets, Miscellaneous, Noncurrent | 281 | 286 | ||||||||
| Operating Lease, Liability, Noncurrent | 1,139 | 1,174 | ||||||||
| Cash and cash equivalents as presented in Condensed Consolidated Balance Sheets | 674 | 709 | ||||||||
| Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents | 884 | 923 | $ 818 | $ 807 | ||||||
| Balance Sheet Location [Axis]: us-gaap:OtherAssets | ||||||||||
| Restricted Cash and Cash Equivalent | [2] | 22 | 23 | |||||||
| Balance Sheet Location [Axis]: us-gaap:PrepaidExpenseAndOtherAssetsCurrent | ||||||||||
| Restricted Cash and Cash Equivalent | [3] | 187 | 192 | |||||||
| Franchise Incentive [Member] | ||||||||||
| Other assets | $ 172 | $ 209 | ||||||||
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- Definition Amount of accumulated depreciation, depletion, and amortization of property, plant, and equipment. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of cash and cash equivalent. Cash includes, but is not limited to, currency on hand, demand deposit with financial institution, and account with general characteristic of demand deposit. Cash equivalent includes, but is not limited to, short-term, highly liquid investment that is both readily convertible to known amount of cash and so near maturity that it presents insignificant risk of change in value because of change in interest rate. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of cash and cash equivalent, and cash and cash equivalent restricted to withdrawal or usage; attributable to continuing operation. Cash includes, but is not limited to, currency on hand, demand deposit with financial institution, and account with general characteristic of demand deposit. Cash equivalent includes, but is not limited to, short-term, highly liquid investment that is both readily convertible to known amount of cash and so near maturity that it presents insignificant risk of change in value because of change in interest rate. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of lessee's right to use underlying asset under operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of other miscellaneous assets expected to be realized or consumed after one year or normal operating cycle, if longer. No definition available.
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- Definition Amount of noncurrent assets classified as other. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, before accumulated depreciation, depletion, and amortization, of property, plant, and equipment. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, after accumulated depreciation, depletion, and amortization, of property, plant, and equipment. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of cash and cash equivalent restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposit with financial institution, and account with general characteristic of demand deposit. Cash equivalent includes, but is not limited to, short-term, highly liquid investment that is both readily convertible to known amount of cash and so near maturity that it presents insignificant risk of change in value because of change in interest rate. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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