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Real Estate (Narrative) (Details) |  |  |  | 9 Months Ended | 14 Months Ended
--- | --- | --- | --- | --- | ---
Jul. 07, 2022 USD ($) | Jun. 28, 2022 USD ($) | May 05, 2021 USD ($) ft² | Sep. 30, 2022 USD ($) Property | Sep. 30, 2021 USD ($) | Jun. 30, 2022 USD ($)
Real Estate Properties [Line Items] |  |  |  |  |  |
Contributed capital to joint venture |  |  |  | $ 155,000 | $ 3,193,000 | $ 4,800,000
Number of properties | Property |  |  |  | 19 |  |
Impairment charges |  |  |  | $ 25,979,000 | 80,887,000 |
Net cash provided by operations from discontinued operations |  |  |  | 25,900,000 | 34,100,000 |
Net cash provided by (used in) investing activities from discontinued operations |  |  |  | 651,500,000 | $ (14,300,000) |
Discontinued Operations [Member] |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |
Gross proceeds from sale of real estate | $ 879,000,000 |  |  |  |  |
Crossroads [Member] |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |
Minority ownership percentage |  | 40.00% |  |  |  |
Purchase price |  | $ 1,000,000.0 |  |  |  |
Investment in Unconsolidated Joint Venture [Member] |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |
Area of commercial building | ft² |  |  | 258,000 |  |  |
Area of commercial space leased percentage |  |  | 100.00% |  |  |
Term of lease |  |  | 20 years 10 months |  |  |
Development cost sold to Joint Venture |  |  | $ 8,000,000.0 |  |  |
Impairment charges |  |  |  | $ 9,400,000 |  |
Investment in Unconsolidated Joint Venture [Member] | Office Space [Member] |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |
Area of commercial building | ft² |  |  | 240,000 |  |  |
Investment in Unconsolidated Joint Venture [Member] | Street-Level Retail [Member] |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |
Area of commercial building | ft² |  |  | 18,000 |  |  |
Grocery-Anchored Shopping Center [Member] | Discontinued Operations [Member] |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |
Number of properties | Property |  |  |  | 33 |  |

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- Definition Amount of cash inflow (outflow) of investing activities of discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3521-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 5B -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=109222650&loc=SL51721673-107760 + Details
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- Definition The charge against earnings in the period to reduce the carrying amount of real property to fair value. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=109226691&loc=d3e2921-110230 + Details
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- Definition The cash outflow from the acquisition of a piece of land, anything permanently fixed to it, including buildings, structures on it and so forth; includes real estate intended to generate income for the owner; excludes real estate acquired for use by the owner. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3213-108585 + Details
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