Real Estate (Summary of Real Estate Held For Sale) (Details)	Dec. 31, 2021 USD ($)
Disposal Group, Including Discontinued Operation, Assets [Abstract]
Real estate held for sale	$ 736,230,000
Receivables	8,453,000
Other assets and deferred charges, net	12,354,000
Total real estate held for sale	$ 757,037,000

Disposal group, including discontinued operation, other assets and deferred charges, net.

No definition available.

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- Definition

Amount classified as assets attributable to disposal group held for sale or disposed of.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 205
-SubTopic 20
-Section 45
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Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 205
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-URI https://asc.fasb.org/extlink&oid=109222650&loc=SL51721683-107760

Reference 6: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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-Section 50
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-URI https://asc.fasb.org/extlink&oid=109222650&loc=SL51721675-107760

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- References

No definition available.

+ Details

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- Definition

Amount classified as accounts, notes and loans receivable attributable to disposal group held for sale or disposed of.

+ References

+ Details

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- Definition

Amount of investment in land and building held for sale. Excludes real estate considered inventory.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(1)(d))
-URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910

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