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v3.23.3

Credit and Other Debt Agreements - Additional Information (Detail) - USD ($) | Jun. 22, 2023 | Mar. 02, 2023 | Sep. 30, 2023 | Dec. 31, 2022
--- | --- | --- | --- | ---
Debt Instrument [Line Items] |  |  |  |
Credit facility, maximum borrowing capacity | $ 1,700,000,000 |  |  |
Unsecured Revolving Credit Facility [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Credit facility, term | 5 years |  |  |
Credit facility, current borrowing capacity | $ 1,200,000,000 |  |  |
Letter of Credit Sub-facility [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Credit facility, current borrowing capacity | $ 75,000,000 |  |  |
Fixed Rate of 5.75%, Balloon Due March 2, 2053 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Periodic payment of interest |  |  | 5.75% | 5.75%
Unsecured Senior Notes [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Notes issued and sold |  | $ 950,000,000 |  |
Weighted average interest rate |  | 5.05% |  |
Realized a cash gain (loss) on hedging transaction |  | $ 112,700,000 |  |
Derivative instrument, term |  | 10 years |  |
Unsecured Senior Notes [Member] | Fixed Rate of 5.50%, Balloon Due May 2, 2033 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Notes issued and sold |  | $ 350,000,000 |  |
Periodic payment of interest |  | 5.50% |  |
Periodic payments of interest and principal, expiry year |  | 2033 |  |
Unsecured Senior Notes [Member] | Fixed Rate of 5.75%, Balloon Due March 2, 2053 [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Notes issued and sold |  | $ 600,000,000 |  |
Periodic payment of interest |  | 5.75% |  |
Periodic payments of interest and principal, expiry year |  | 2053 |  |

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