Schedule III - Real Estate and Accumulated Depreciation - Activity in Real Estate Facilities (Details) - USD ($)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Real estate, gross:
Balance at end of year	$ 12,136,502,000
Accumulated depreciation:
Balance at end of year	2,138,524,000
Net real estate assets:
Net non-lease real estate assets	9,997,978,000	$ 8,834,649,000	$ 7,893,802,000
Aggregate cost of real estate for U.S. federal income tax purposes	9,886,378
Operating facilities
Real estate, gross:
Balance at beginning of year	10,643,722,000	9,507,788,000	9,129,558,000
Acquisitions	1,390,463,000	1,500,703,000	255,235,000
Improvements	95,282,000	80,131,000	66,693,000
Transfers from construction in progress	70,565,000	62,462,000	40,988,000
Dispositions and other	(116,007,000)	(507,362,000)	15,314,000
Balance at end of year	12,084,025,000	10,643,722,000	9,507,788,000
Accumulated depreciation:
Balance at beginning of year	1,868,321,000	1,681,429,000	1,473,851,000
Depreciation expense	276,155,000	230,445,000	217,364,000
Dispositions and other	(6,081,000)	(43,553,000)	(9,786,000)
Balance at end of year	2,138,395,000	1,868,321,000	1,681,429,000
Real estate under development/redevelopment
Real estate, gross:
Balance at beginning of year	59,248,000	67,443,000	41,157,000
Current development	63,597,000	54,267,000	67,274,000
Transfers from construction in progress	(70,565,000)	(62,462,000)	(40,988,000)
Dispositions and other	68,000	0	0
Balance at end of year	52,348,000	$ 59,248,000	$ 67,443,000
Right of use asset - finance lease
Real estate, gross:
Balance at end of year	136,259,000
Accumulated depreciation:
Balance at end of year	$ 3,748,000