Unconsolidated Entities - Summary of Investments in and Advances to our Unconsolidated Entities (Parenthetical) (Detail) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022
Schedule Of Equity Method Investments [Line Items]
Gains on other dispositions of investments in real estate, net	[1]	$ 24,761	$ 0	$ 28,808	$ 584,835
Other Ventures [Member]
Schedule Of Equity Method Investments [Line Items]
Investment in early and growth-stage companies		$ 177,900		$ 177,900		$ 162,600

[1] During the three and six months ended June 30, 2023, we sold our ownership interest in an unconsolidated office joint venture.