Summary Of Significant Accounting Policies (Carrying Value Of Indebtedness And Corresponding Estimate Of Fair Value) (Details) - USD ($) $ in Thousands	Sep. 30, 2022	May 17, 2022	Dec. 31, 2021
Summary Of Significant Accounting Policies [Line Items]
Related party note receivable, net	$ 78,592		$ 78,336
Notes receivable, net	0		9,641
Mortgage notes payable, net	3,271,157		3,267,914
Unsecured senior notes, net	9,491,714		9,483,695
Unsecured line of credit	340,000		145,000
Unsecured term loan, net	730,000	$ 730,000	0
Carrying Amount [Member]
Summary Of Significant Accounting Policies [Line Items]
Related party note receivable, net	78,592		78,336
Notes receivable, net	0		9,641
Total	78,592		87,977
Mortgage notes payable, net	3,271,157		3,267,914
Unsecured senior notes, net	9,491,714		9,483,695
Unsecured line of credit	340,000		145,000
Unsecured term loan, net	730,000		0
Total	13,832,871		12,896,609
Estimated Fair Value [Member]
Summary Of Significant Accounting Policies [Line Items]
Related party note receivable, net	79,614		82,867
Notes receivable, net	0		10,000
Total	79,614		92,867
Mortgage notes payable, net	2,788,779		3,395,569
Unsecured senior notes, net	8,261,816		9,966,591
Unsecured line of credit	338,247		145,317
Unsecured term loan, net	730,000		0
Total	$ 12,118,842		$ 13,507,477