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Real Property (Narrative) (Details) - Austin, Texas [Member] - Two-building office complex [Member] - ft² | 6 Months Ended |
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Jun. 30, 2023 | Aug. 04, 2021
Asset Acquisition [Line Items] |  |
Percentage Of Occupancy | 25.00% |
Percentage Of Currently Leased | 60.00% |
Net Rentable Area |  | 90,000

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- Definition 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. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 805 -SubTopic 50 -Name Accounting Standards Codification -Section 15 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480123/805-50-15-3 + Details
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