Supplemental Cash Flow Information - Summary of Supplemental (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Supplemental cash flow information:
Interest paid, net of capitalized interest	$ 162,115	$ 173,044	$ 209,843
Income taxes paid (refunded)	(1,903)	4,521	(786)
Capitalized interest	41,046	24,084	27,041
Cash paid for amounts included in the measurement of lease liability for operating leases	12,594	10,620	9,940
Supplemental schedule of non-cash investing and financing activities:
Increase in ROU asset in exchange for new lease liability related to operating leases	9,454	28,866	32,208
Decrease in ROU asset with corresponding change in lease liability related to operating leases	0	8,410	0
Retained investment in connection with South San Francisco JVs transaction	293,265	0	0
Accrued construction costs	178,626	179,995	95,293
Net noncash impact from the consolidation of previously unconsolidated joint ventures	0	0	369,223
Refundable entrance fees assumed with real estate acquisitions	0	0	307,954
Seller financing provided on disposition of real estate asset	0	559,745	73,498
Mortgages assumed with real estate acquisitions	0	0	251,280
Carrying value of mortgages assumed by buyer in real estate dispositions	$ 0	$ 143,676	$ 0