Notes Payable - Components of Notes Payable (Detail) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Notes payable	$ 763,000	$ 413,775
Unamortized debt issuance cost	(25)	(33)
Notes payable, net	762,975	413,742
Unsecured Revolving Lines of Credit [Member]
Debt Instrument [Line Items]
Notes payable	588,000	313,775
Series E senior notes [Member] \| 2.35% Series E senior notes due in 2026 [Member]
Debt Instrument [Line Items]
Notes payable	60,000	60,000
Series D senior notes [Member] \| 2.57% Series D senior notes due in 2028 [Member]
Debt Instrument [Line Items]
Notes payable	40,000	$ 40,000
Series F Senior Notes [Member] \| 6.25% Series F senior notes due in 2030 [Member]
Debt Instrument [Line Items]
Notes payable	$ 75,000

Notes payable amount after reclassification of prepaid debt financing cost.

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