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Debt - Additional Information (Detail) - USD ($) | 3 Months Ended |
--- | --- | ---
Mar. 31, 2024 | Dec. 31, 2023
Debt Instrument [Line Items] |  |
Funds available under revolving credit facility | $ 1,950,000,000 |
Capitalization ratio, Maximum | 60.00% |
Capitalization ratio, Actual | 24.50% |
Other debt | $ 221,000,000 | $ 139,000,000
Outstanding letters of credit under various bilateral letter of credit facilities | 472,000,000 |
Carrying value of Unsecured Senior Notes | 1,587,000,000 | 1,586,000,000
Unsecured Debt [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Debt Instrument [Line Items] |  |
Fair value of Unsecured Senior Notes | 1,380,000,000 | $ 1,316,000,000
Noncontrolling Interests [Member] |  |
Debt Instrument [Line Items] |  |
Other debt | 34,000,000 |
Other debt due in next twelve months | $ 3,000,000 |
Canadian Dollar Offered Rate (CDOR) [Member] |  |
Debt Instrument [Line Items] |  |
Variable rate | 1.25% |
Revolving Credit Facility [Member] |  |
Debt Instrument [Line Items] |  |
Line of credit facility current borrowing capacity | $ 2,000,000,000 |
Funds available under revolving credit facility | 1,800,000,000 |
Credit facility, extendable borrowing capacity | $ 3,000,000,000 |
Variable rate basis | Secured Overnight Financing Rate (SOFR), NIBOR or CDOR |
Outstanding letters of credit issued | $ 50,000,000 |
Foreign Line of Credit [Member] |  |
Debt Instrument [Line Items] |  |
Line of credit facility current borrowing capacity | $ 150,000,000 |
Variable rate | 1.40% |
Additional line of credit facility borrowing capacity | $ 120,000,000 |
Debt to equity ratio maximum | 75.00% |
Borrowings | $ 104,000,000 |
First payment | $ 10,000,000 |
Line of credit repayments beginning date | 2022-12 |
Line of credit repayments ending date | 2032-06 |

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- Definition Other long term debt repayments of principal in next twelve months. + References No definition available. + Details
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- Definition Outstanding letters of credit under various bilateral committed letter of credit facilities. + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. 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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -SubTopic 10 -Topic 210 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)(a)(2)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1 + Details
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- Definition Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + Details
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- Definition The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. + References No definition available. + Details
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- Definition Including the current and noncurrent portions, carrying value as of the balance sheet date of Notes with the highest claim on the assets of the issuer in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle if longer). Senior note holders are paid off in full before any payments are made to junior note holders. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)(a)(2)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.16) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1 + Details
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