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v3.23.2

Long-term debt - Additional Information (Detail) - USD ($) $ in Thousands | Jul. 31, 2023 | Jun. 30, 2023 | Jun. 01, 2023 | Dec. 31, 2022
--- | --- | --- | --- | ---
Debt Instrument [Line Items] |  |  |  |
Short-term debt |  | $ 760,386 |  |
Letters of credit issued |  | 407,900 |  | $ 465,200
Interest on long-term debt |  | $ 71,703 |  | $ 70,274
Revolving Credit Facility | Senior unsecured revolving credit facilities | Senior Unsecured Notes |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Uncommitted bi-lateral credit facility |  |  | $ 50,000 |
Subsequent Event |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Debt repaid upon maturity | $ 75,000 |  |  |

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