Summary Of Significant Accounting Policies (Narrative) (Details)	Sep. 30, 2022
Summary Of Significant Accounting Policies [Line Items]
Number of VIEs	7
Variable Interest Entity, Primary Beneficiary [Member]
Summary Of Significant Accounting Policies [Line Items]
Number of VIEs	6
Commercial Real Estate Properties [Member] | Variable Interest Entity, Primary Beneficiary [Member]
Summary Of Significant Accounting Policies [Line Items]
Number of VIEs	5