BASIS OF PRESENTATION - Cash and Cash Equivalents (Details) - USD ($) $ in Millions |
6 Months Ended | 12 Months Ended | |
|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Dec. 31, 2025 |
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| Cash and Cash Equivalents | |||
| Cash and cash equivalents | $ 2,170 | $ 2,883 | |
| Accrued property and equipment purchases for items received but not yet paid | 59 | 111 | |
| Accrued property and equipment purchases for items received but not yet paid, accounts payable | 50 | 102 | |
| Non-cancellable finance leases entered into | 66 | $ 25 | |
| Non-cancellable operating leases liability entered into | 155 | $ 212 | |
| Captive Insurance Subsidiaries | |||
| Cash and Cash Equivalents | |||
| Cash and cash equivalents | 86 | 108 | |
| Balance Sheet Location [Axis]: us-gaap:AccountsPayableCurrent | |||
| Cash and Cash Equivalents | |||
| Book overdrafts classified as accounts payable | $ 136 | $ 161 | |
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- Definition Finance Lease, Right-Of-Use Assets Acquired No definition available.
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- Definition Operating Lease, Right-Of-Use Assets, Acquired No definition available.
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- Definition Carrying value as of the balance sheet date of obligations incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Carrying value as of the balance sheet date of payments made in excess of existing cash balances, which will be honored by the bank but reflected as a loan to the entity. Overdrafts generally have a very short time frame for correction or repayment and are therefore more similar to short-term bank financing than trade financing. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Future cash outflow to pay for purchases of fixed assets that have occurred. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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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 Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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