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Share-Based Compensation and Other Compensation Matters (Compensation Expense) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Share-Based Compensation |  |  |
Share-based compensation cost | $ 9,637 | $ 8,698 | $ 7,060
General, administrative and leasing expenses |  |  |
Share-Based Compensation |  |  |
Share-based compensation cost | 7,643 | 6,881 | 5,385
Property operating expenses |  |  |
Share-Based Compensation |  |  |
Share-based compensation cost | 1,147 | 1,098 | 1,119
Capitalized to development activities |  |  |
Share-Based Compensation |  |  |
Share-based compensation cost | $ 847 | $ 719 | $ 556

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- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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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 No definition available. + Details
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