Summary of Significant Accounting Policies - Deferred Costs and Other Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Deferred costs and other assets
Deferred lease costs, net	$ 77,811	$ 97,553
In-place lease intangibles, net	3,085	7,076
Acquired above market lease intangibles, net	5,629	10,696
Marketable securities of our captive insurance companies	79,716	52,325
Goodwill	20,098	20,098
Other marketable and non-marketable securities	338,120	309,212
Prepaids, notes receivable and other assets, net	593,257	662,333
Deferred costs and other assets	1,117,716	1,159,293
Deferred Lease Costs
Deferred lease costs	273,010	312,464
Accumulated amortization	(195,199)	(214,911)
Deferred lease costs, net	77,811	97,553
Amortization, included in statements of operations and comprehensive income
Amortization of deferred leasing costs	$ 34,119	$ 39,606	$ 43,028