Significant Accounting Policies - Depreciation and Amortization of Right of Use Assets (Narrative) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Jul. 01, 2022	Jun. 30, 2022	Dec. 31, 2020
Franchisor Disclosure [Line Items]
Depreciation expense (including amortization of the capital lease asset)	$ 221,000,000	$ 190,100,000	$ 187,300,000
Carrying value of investment in leasehold interest	7,056,100,000	9,198,799,000	7,650,907,000			$ 7,355,079,000
Amortization of above and below Market Leases	14,200,000	$ 5,700,000	$ 4,200,000
625 Madison Avenue
Franchisor Disclosure [Line Items]
Operating lease rent				$ 20,250,000	$ 4,610,000
Write down of value in leasehold interest	249,500,000
Carrying value of investment in leasehold interest	$ 0