Real Estate - Investments in Real Estate Properties (Detail) ft² in Thousands, $ in Thousands		Mar. 31, 2023 USD ($) ft² a Building	Dec. 31, 2022 USD ($) ft² a Building
Real Estate Properties [Line Items]
Total investments in real estate properties		$ 82,385,546	$ 81,623,396
Less accumulated depreciation		9,508,351	9,036,085
Net investments in real estate properties		72,877,195	72,587,311
Improved Land [Member]
Real Estate Properties [Line Items]
Total investments in real estate properties		$ 20,549,061	$ 20,388,461
Building and Improvements [Member]
Real Estate Properties [Line Items]
Square Feet | ft²		600,985	597,362
Number of buildings | Building		2,836,000	2,825,000
Total investments in real estate properties		$ 49,020,423	$ 48,650,334
Development Portfolio, Including Cost of Land: Pre-stabilized [Member]
Real Estate Properties [Line Items]
Square Feet | ft²		5,844	4,874
Number of buildings | Building		21,000	15,000
Total investments in real estate properties		$ 680,951	$ 597,553
Properties Under Development [Member]
Real Estate Properties [Line Items]
Square Feet | ft²		37,600	44,011
Number of buildings | Building		102,000	121,000
Total investments in real estate properties		$ 3,571,692	$ 3,614,601
Land [Member]
Real Estate Properties [Line Items]
Square Feet | a		7,335	7,188
Total investments in real estate properties	[1]	$ 3,444,294	$ 3,338,121
Other Real Estate Investments [Member]
Real Estate Properties [Line Items]
Total investments in real estate properties	[2]	$ 5,119,125	$ 5,034,326

[1] At March 31, 2023 and December 31, 2022, our land was comprised of 7,335 and 7,188 acres, respectively.

[2] Included in other real estate investments were: (i) land parcels we own and lease to third parties; (ii) non-strategic real estate assets, primarily acquired from the Duke Transaction, that we do not intend to operate long term; (iii) non-industrial real estate assets that we intend to redevelop into industrial properties; and (iv) costs associated with potential acquisitions and future development projects, including purchase options on land.