Variable Interest Entities (Summary Of Unconsolidated Variable Interest Entities) (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Variable Interest Entity [Line Items]
Investment in Real Estate Joint Ventures and Partnerships, net	$ 362,132	$ 369,038
Other liabilities, net	218,369	217,489
Unconsolidated Variable Interest Entities [Member]
Variable Interest Entity [Line Items]
Investment in Real Estate Joint Ventures and Partnerships, net	128,271	133,468
Maximum risk of loss	34,000	34,000
Unconsolidated Variable Interest Entities [Member] \| Other Liabilities [Member]
Variable Interest Entity [Line Items]
Other liabilities, net	$ 8,101	$ 7,624

Amount of liabilities classified as other.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.15)
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- Definition

The carrying amount of investments in unconsolidated real estate and other joint ventures not separately presented. This includes direct and indirect investments.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
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- Definition

The reporting entity's maximum amount of exposure to loss as a result of its involvement with the Variable Interest Entity (VIE).

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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