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Note 5 - Impairments - Asset Impairment Charges (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Asset Impairment Charges, Total |  | $ 14,043 | $ 21,958 | $ 3,597
Total impairment charges |  | 14,000 | 22,000 | 3,600
Properties Marketed for Sale [Member] |  |  |  |
Asset Impairment Charges, Total | [1],[2] | 14,000 | 21,600 | 2,700
Cost Method Investment [Member] |  |  |  |
Asset Impairment Charges, Total |  | $ 0 | $ 400 | $ 900
[1] | Amounts relate to adjustments to property carrying values for properties which the Company has marketed for sale and as such has adjusted the anticipated hold periods for such properties. The Company’s estimated fair values of these assets were primarily based upon estimated sales prices from signed contracts or letters of intent from third-party offers, which were less than the carrying value of the assets.
[2] | During 2022, the Company recognized impairment charges of $19.2 million, before noncontrolling interests of $16.0 million, related to five properties.

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- Definition Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (b) -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-28 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482130/360-10-45-4 + Details
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