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FAIR VALUE OF FINANCIAL INSTRUMENTS (Tables) | 6 Months Ended
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Jun. 30, 2025
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Abstract] |
Estimated Fair Values and Carrying Values of Long-Term Debt | The estimated fair value and carrying value of our long-term debt consisted of the following:
|  | JUNE 30, 2025 |  |  | DECEMBER 31, 2024 |
DOLLAR AMOUNTS IN MILLIONS |  | CARRYING VALUE |  |  | FAIR VALUE (LEVEL 2) |  |  | CARRYING VALUE |  |  | FAIR VALUE (LEVEL 2) |
Long-term debt (including current maturities) and line of credit: |  |  |  |  |  |  |  |  |  |  |  |
Fixed rate |  | $ | 4,620 |  |  | $ | 4,606 |  |  | $ | 4,827 |  |  | $ | 4,757 |
Variable rate |  |  | 548 |  |  |  | 550 |  |  |  | 249 |  |  |  | 250 |
Total debt |  | $ | 5,168 |  |  | $ | 5,156 |  |  | $ | 5,076 |  |  | $ | 5,007 |

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- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + Details
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