Business Segments - Reportable Business Segment Revenues, Net Operating Income and Assets (Detail) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
Segment Reporting Information [Line Items]
Total revenues		$ 2,036,389	$ 1,914,664	$ 6,000,964	$ 6,134,222
Operating income		1,250,971	882,108	2,994,664	2,872,941
General and administrative expenses		(98,154)	(96,673)	(316,041)	(292,097)
Depreciation and amortization expenses		(649,265)	(642,010)	(1,924,075)	(1,846,545)
Gains on dispositions of development properties and land, net		32,005	89,030	159,487	273,907
Gains on other dispositions of investments in real estate, net	[1]	434,446	129,584	651,306	158,392
Earnings from unconsolidated entities, net		84,749	71,365	259,558	217,786
Gains on early extinguishment of debt, net		0	0	536	3,275
Earnings before income taxes		1,067,665	840,384	2,685,832	2,729,802
Total assets		95,905,196		95,905,196		$ 93,020,840
Investments in and advances to unconsolidated entities		10,092,765		10,092,765		9,543,970
Assets held for sale or contribution		325,987		325,987		461,657
Cash and cash equivalents		780,871		780,871		530,388
Other assets		4,944,799		4,944,799		4,749,735
Operating Segments [Member]
Segment Reporting Information [Line Items]
Operating income	[2]	1,531,939	1,402,177	4,423,987	4,579,284
Total assets	[3]	84,084,673		84,084,673		81,859,441
Operating Segments [Member] | Real Estate Operations [Member]
Segment Reporting Information [Line Items]
Total revenues		1,901,022	1,777,816	5,582,443	5,063,638
Operating income	[2]	1,457,914	1,349,398	4,216,155	3,815,384
Total assets		84,048,706		84,048,706		81,823,459
Operating Segments [Member] | Strategic Capital [Member]
Segment Reporting Information [Line Items]
Total revenues		135,367	136,848	418,521	1,070,584
Operating income	[2]	74,025	52,779	207,832	763,900
Total assets	[3]	35,967		35,967		35,982
Operating Segments [Member] | U.S. [Member] | Real Estate Operations [Member]
Segment Reporting Information [Line Items]
Total revenues		1,819,965	1,705,656	5,359,141	4,866,508
Operating income	[2],[4]	1,403,563	1,295,042	4,062,185	3,671,766
Total assets		77,402,504		77,402,504		76,633,566
Operating Segments [Member] | U.S. [Member] | Strategic Capital [Member]
Segment Reporting Information [Line Items]
Total revenues		46,388	53,077	137,517	786,222
Operating income	[2],[4]	15,794	6,302	31,244	622,802
Total assets	[3]	10,499		10,499		10,499
Operating Segments [Member] | Other Americas [Member] | Real Estate Operations [Member]
Segment Reporting Information [Line Items]
Total revenues		34,604	29,442	95,486	81,576
Operating income	[2]	27,784	23,184	75,040	62,429
Total assets		2,648,457		2,648,457		2,029,438
Operating Segments [Member] | Other Americas [Member] | Strategic Capital [Member]
Segment Reporting Information [Line Items]
Total revenues		16,342	14,054	73,785	74,139
Operating income	[2]	12,322	7,147	56,744	53,962
Operating Segments [Member] | Europe [Member] | Real Estate Operations [Member]
Segment Reporting Information [Line Items]
Total revenues		28,858	29,101	83,286	69,368
Operating income	[2]	15,120	22,235	50,649	51,493
Total assets		2,994,859		2,994,859		2,366,539
Operating Segments [Member] | Europe [Member] | Strategic Capital [Member]
Segment Reporting Information [Line Items]
Total revenues		49,843	45,457	141,745	135,267
Operating income	[2]	32,226	27,187	82,343	53,288
Total assets	[3]	25,280		25,280		25,280
Operating Segments [Member] | Asia [Member] | Real Estate Operations [Member]
Segment Reporting Information [Line Items]
Total revenues		17,595	13,617	44,530	46,186
Operating income	[2]	11,447	8,937	28,281	29,696
Total assets		1,002,886		1,002,886		793,916
Operating Segments [Member] | Asia [Member] | Strategic Capital [Member]
Segment Reporting Information [Line Items]
Total revenues	[2]	22,794	24,260	65,474	74,956
Operating income	[2]	13,683	12,143	37,501	33,848
Total assets	[3]	188		188		203
Non Segment Items [Member]
Segment Reporting Information [Line Items]
Operating income		1,250,971	882,108	2,994,664	2,872,941
General and administrative expenses		(98,154)	(96,673)	(316,041)	(292,097)
Depreciation and amortization expenses		(649,265)	(642,010)	(1,924,075)	(1,846,545)
Gains on dispositions of development properties and land, net		32,005	89,030	159,487	273,907
Gains on other dispositions of investments in real estate, net		434,446	129,584	651,306	158,392
Earnings from unconsolidated entities, net		84,749	71,365	259,558	217,786
Interest expense		(230,113)	(181,053)	(631,700)	(466,882)
Foreign currency, derivative and other gains (losses) and other income (expense), net		(37,942)	67,964	62,774	102,682
Gains on early extinguishment of debt, net		0	0	536	3,275
Earnings before income taxes		1,067,665	$ 840,384	2,685,832	$ 2,729,802
Total assets		11,820,523		11,820,523		11,161,399
Investments in and advances to unconsolidated entities		10,092,765		10,092,765		9,543,970
Assets held for sale or contribution		325,987		325,987		461,657
Cash and cash equivalents		780,871		780,871		530,388
Other assets		$ 620,900		$ 620,900		$ 625,384

[1] During the nine months ended September 30, 2023, we sold our ownership interest in an unconsolidated office joint venture.

[2] Net Operating Income ("NOI") from the Real Estate Segment is calculated directly from the Consolidated Financial Statements as Rental Revenues and Development Management and Other Revenues less Rental Expenses and Other Expenses. NOI from the Strategic Capital Segment is calculated directly from the Consolidated Financial Statements as Strategic Capital Revenues less Strategic Capital Expenses.

[3] Represents management contracts and goodwill recorded in connection with business combinations associated with the Strategic Capital Segment. Goodwill was $25.3 million at September 30, 2024 and December 31, 2023.

[4] This includes compensation and personnel costs for employees who were located in the U.S. but also support other geographies.