Investments in and Advances to Joint Ventures - Condensed Combined Financial Information of Company's Unconsolidated Joint Venture Investments (Detail) - USD ($) $ in Thousands	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021
Condensed Combined Balance Sheets
Land	$ 1,094,240		$ 1,066,852
Buildings	3,770,497		3,733,805
Fixtures and tenant improvements	600,948		576,036
Total real estate rental property	5,465,685		5,376,693
Less: Accumulated depreciation	(1,724,837)		(1,652,899)
Real estate rental property, net	3,740,848		3,723,794
Construction in progress and land	60,231		56,466
Total real estate assets, net	3,801,079		3,780,260
Other assets, net	129,397		135,009
Total assets	4,061,001		4,045,017
Mortgage debt	53,829		54,577
Total liabilities	2,036,303		1,952,395
Accumulated equity	2,024,698	$ 2,045,011	2,092,622	$ 2,090,678	$ 2,056,118	$ 2,042,652
Total liabilities and equity	4,061,001		4,045,017
Company's share of accumulated equity	37,057		42,644
Basis differentials	829		(707)
Deferred development fees, net of portion related to the Company's interest	(116)		(301)
Investments in and Advances to Joint Ventures, net	40,556		44,608
Related Party [Member]
Condensed Combined Balance Sheets
Amounts payable to the Company	2,786		2,972
Unconsolidated Joint Ventures [Member]
Condensed Combined Balance Sheets
Land	180,588		212,326
Buildings	556,088		643,334
Fixtures and tenant improvements	54,418		70,636
Total real estate rental property	791,094		926,296
Less: Accumulated depreciation	(175,989)		(220,642)
Real estate rental property, net	615,105		705,654
Construction in progress and land	127		1,965
Total real estate assets, net	615,232		707,619
Cash and restricted cash	44,873		44,809
Receivables, net	9,450		11,671
Other assets, net	31,501		36,272
Total assets	701,056		800,371
Mortgage debt	466,500		535,093
Other liabilities	39,099		41,588
Total liabilities	508,385		579,653
Accumulated equity	192,671		220,718
Total liabilities and equity	701,056		800,371
Unconsolidated Joint Ventures [Member] | Related Party [Member]
Condensed Combined Balance Sheets
Other liabilities	$ 2,786		$ 2,972