Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Operating Activities
Net (loss) income	$ (1,216,726)	$ 510,733	$ 280,994
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	1,350,478	1,202,380	1,093,473
Impairment of real estate	2,202,818	223,068	461,114
Gain on sales of real estate	(642,445)	(129,312)	(277,037)
Loss on early extinguishment of debt	107	0	0
Equity in losses (earnings) of unconsolidated real estate joint ventures	9,631	(7,059)	(980)
Distributions of earnings from unconsolidated real estate joint ventures	2,179	2,982	3,257
Amortization of loan fees	18,292	17,130	15,486
Amortization of debt discounts	1,336	1,309	1,207
Amortization of acquired above- and below-market leases	(37,763)	(85,679)	(93,331)
Deferred rent	(73,476)	(143,329)	(133,917)
Stock compensation expense	41,119	59,634	82,858
Investment loss	56,343	53,122	195,397
Changes in operating assets and liabilities:
Tenant receivables	(252)	1,766	(102)
Deferred leasing costs	(123,195)	(108,346)	(109,339)
Other assets	(56,577)	(37,052)	798
Accounts payable, accrued expenses, and other liabilities	(117,823)	(56,823)	110,672
Net cash provided by operating activities	1,414,046	1,504,524	1,630,550
Investing Activities
Proceeds from sales of real estate	2,320,875	1,220,206	1,195,743
Additions to real estate	(1,870,924)	(2,422,625)	(3,418,296)
Purchases of real estate	0	(248,699)	(265,750)
Change in escrow deposits	(7,364)	3,864	(5,582)
Investments in unconsolidated real estate joint ventures	(11,296)	(3,927)	(658)
Return of capital from unconsolidated real estate joint ventures	566	2,916	0
Additions to non-real estate investments	(238,763)	(236,357)	(189,472)
Sales of and distributions from non-real estate investments	169,003	173,927	183,396
Net cash provided by (used in) investing activities	362,097	(1,510,695)	(2,500,619)
Financing Activities
Borrowings under secured notes payable	4,031	29,919	59,957
Repayments of borrowings under secured notes payable	(154,212)	(32)	(30)
Proceeds from issuances of unsecured senior notes payable	548,532	998,806	996,205
Repayment of unsecured senior notes payable	(600,000)	0	0
Borrowings under unsecured senior line of credit	700,000	0	1,245,000
Repayments of borrowings under unsecured senior line of credit	(700,000)	0	(1,245,000)
Proceeds from issuances under commercial paper program	25,426,375	13,010,600	9,234,000
Repayments of borrowings under commercial paper program	(25,072,875)	(13,110,600)	(9,134,000)
Payments of loan fees	(5,307)	(35,871)	(16,047)
Taxes paid related to net settlement of equity awards	(24,409)	(62,413)	(24,592)
Proceeds from issuance of common stock	0	27,103	103,846
Repurchase of common stock	(208,187)	(50,107)	0
Dividends on common stock	(911,450)	(898,557)	(847,483)
Contributions from and sales of noncontrolling interests	165,488	306,473	547,391
Distributions to and purchases of noncontrolling interests	(951,780)	(308,636)	(245,091)
Net cash (used in) provided by financing activities	(1,783,794)	(93,315)	674,156
Effect of foreign exchange rate changes on cash and cash equivalents	1,559	(1,438)	(1,291)
Net decrease in cash, cash equivalents, and restricted cash	(6,092)	(100,924)	(197,204)
Cash, cash equivalents, and restricted cash as of the beginning of period	559,847	660,771	857,975
Cash, cash equivalents, and restricted cash as of the end of period	553,755	559,847	660,771
Supplemental Disclosure and Non-Cash Investing and Financing Activities:
Cash paid during the period for interest, net of interest capitalized	204,030	160,082	46,583
Accrued construction for current-period additions to real estate	339,481	465,611	629,351
Derecognition of net investment in real estate from sales-type lease	4,677	0	0
Deconsolidation of noncontrolling interests upon real estate sales	153,475	0	0
Contribution of assets from and issuance of noncontrolling interest to real estate joint venture partner	0	106,941	33,250
Transfer of real estate assets and/or equipment from tenants	178,651	129,154	31,310
Reallocation of additional paid-in-capital to consolidated joint venture partner’s noncontrolling interest	6,831	30,185	0
Notes receivable issued in connection with sales of real estate	123,950	104,166	0
Initial recognition of right-of-use asset and lease liability	0	265,203	0
Payable for purchase of noncontrolling interest	0	0	(35,250)
Disposition of our interest in Pacific Technology Park	82,392	0	0
Acquisition of our partner’s noncontrolling interest in 199 East Blaine Street	$ 96,543	$ 0	$ 0