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Notes Payable - Schedule of Future Minimum Payments under Unsecured Revolving Lines of Credit 2.35% Senior Notes, 2.57% Senior Notes and 6.25% Senior Notes (Detail) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Debt Instrument [Line Items] |  |
Notes payable | $ 763,000 | $ 413,775
Notes Payable to Banks and Others [Member] |  |
Debt Instrument [Line Items] |  |
2026 | 60,000 |
2027 | 588,000 |
2028 | 40,000 |
Thereafter | 75,000 |
Notes payable | $ 763,000 |

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