Real Estate and Accumulated Depreciation (Parenthetical) (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Total operating properties and development portfolio per Schedule III	$ 47,183,100	$ 45,390,230	$ 33,157,100
Land	2,519,590
Other real estate investments (i)	3,302,500
Total per Consolidated Balance Sheets	53,005,190	50,384,328
Aggregate cost for Federal tax purposes	40,000,000
Total accumulated depreciation per Schedule III	7,451,382	6,370,341	5,294,212
Accumulated depreciation on other real estate investments	216,805
Total per Consolidated Balance Sheets	7,668,187	6,539,156
Cost of operating properties excluding land	1,300,000
Mortgage notes	397,200
Assessment bonds	9,600
Assessment bonds, aggregate undepreciated cost	638,700
Real estate assets:
Balance at beginning of year	45,390,230	33,157,100	32,774,956
Acquisitions of and improvements to operating properties, development activity and net effect of changes in foreign exchange rates and other	3,351,730	13,985,898	2,821,919
Basis of operating properties disposed of	(1,589,527)	(1,045,128)	(1,471,764)
Change in the development portfolio balance, including the acquisition of properties	846,729	13,345	(273,534)
Assets transferred to held for sale and contribution	(816,062)	(720,985)	(694,477)
Balance at end year	47,183,100	45,390,230	33,157,100
Accumulated depreciation:
Balance at beginning of year	6,370,341	5,294,212	4,550,958
Depreciation expense	1,143,758	1,112,075	843,872
Balances retired upon disposition of operating properties and net effect of changes in foreign exchange rates and other	(42,483)	(35,083)	(77,583)
Assets transferred to held for sale and contribution	(20,234)	(863)	(23,035)
Balance at end of year	$ 7,451,382	$ 6,370,341	$ 5,294,212
Standard Tenant Improvements [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Useful lives for real estate assets	10 years
Properties Developed [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Useful lives for real estate assets	40 years
Minimum [Member] | Capital Improvements [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Useful lives for real estate assets	5 years
Minimum [Member] | Land improvements on developed buildings [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Useful lives for real estate assets	15 years
Minimum [Member] | Acquired Industrial Properties [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Useful lives for real estate assets	25 years
Maximum [Member] | Capital Improvements [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Useful lives for real estate assets	7 years
Maximum [Member] | Land improvements on developed buildings [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Useful lives for real estate assets	25 years
Maximum [Member] | Acquired Industrial Properties [Member]
SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]
Useful lives for real estate assets	35 years