Investments in and Advances to Joint Ventures - Condensed Combined Financial Information of Company's Unconsolidated Joint Venture Investments (Detail) - USD ($) $ in Thousands	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2020
Condensed Combined Balance Sheets
Land	$ 1,089,401		$ 1,011,401
Buildings	3,826,799		3,624,164
Fixtures and tenant improvements	573,740		556,056
Total real estate rental property	5,489,940		5,191,621
Less: Accumulated depreciation	(1,644,345)		(1,571,569)
Real estate rental property, net	3,845,595		3,620,052
Construction in progress and land	62,830		47,260
Total real estate assets, net	3,908,425		3,667,312
Other assets, net	145,963		130,479
Total assets	4,203,418		3,967,051
Mortgage debt	90,704		125,799
Total liabilities	2,112,740		1,924,399
Accumulated equity	2,090,678	$ 2,056,118	2,042,652	$ 2,017,031	$ 2,171,604	$ 1,944,823
Total liabilities and equity	4,203,418		3,967,051
Company's share of accumulated equity	56,526		59,286
Basis differentials	6,012		2,946
Deferred development fees, net of portion related to the Company's interest	(859)		(937)
Amounts payable to the Company	3,370		3,331
Investments in and Advances to Joint Ventures, net	53,025		64,626
Unconsolidated Joint Ventures [Member]
Condensed Combined Balance Sheets
Land	324,205		378,442
Buildings	942,906		1,092,245
Fixtures and tenant improvements	115,060		123,313
Total real estate rental property	1,382,171		1,594,000
Less: Accumulated depreciation	(374,938)		(441,215)
Real estate rental property, net	1,007,233		1,152,785
Construction in progress and land	1,137		5,778
Total real estate assets, net	1,008,370		1,158,563
Cash and restricted cash	37,342		37,535
Receivables, net	16,099		16,854
Other assets, net	49,471		49,029
Total assets	1,111,282		1,261,981
Mortgage debt	772,696		873,336
Notes and accrued interest payable to the Company	3,370		3,331
Other liabilities	47,382		51,473
Total liabilities	823,448		928,140
Accumulated equity	287,834		333,841
Total liabilities and equity	$ 1,111,282		$ 1,261,981