Real Estate Facilities (Schedule of Real Estate Activities) (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2022	Dec. 31, 2021
Operating facilities, at cost:
Beginning balance (Operating facilities, at cost)	$ 22,807,833
Capital expenditures to maintain real estate facilities	329,253
Acquisitions	514,541
Dispositions	(1,704)
Developed or expanded facilities opened for operation	125,971
Ending balance (Operating facilities, at cost)	23,775,894
Accumulated depreciation:
Beginning balance (Accumulated depreciation)	(7,773,308)
Depreciation expense	(574,374)
Dispositions	1,084
Ending balance (Accumulated depreciation)	(8,346,598)
Construction in process:
Beginning balance (Construction in process)	272,471
Costs incurred to develop and expand real estate facilities	259,854
Developed or expanded facilities opened for operation	(125,971)
Ending balance (Construction in process)	406,354
Total real estate facilities	$ 15,835,650	$ 15,306,996