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Note 12 - Other Assets (Details Textual) $ in Millions | 12 Months Ended
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Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($)
Number of Loans | 3 |  |
Property Held-for-sale, Net Carrying Amount | $ 56.3 |  |
Gain (Loss) on Repayment of Mortgage Loan | 4.0 |  |
Capitalized Computer Software, Net, Ending Balance | 18.4 | $ 18.4 |
Capitalized Computer Software, Amortization | $ 3.5 | 3.1 | $ 3.2
Performing Financial Instruments [Member] |  |  |
Number of Loans | 11 |  |
Weingarten Realty Investors [Member] |  |  |
Business Combination Recognized Identifiable Assets Acquired and Liabilities Assumed, Mortgage Loans Receivable |  | $ 13.4 |

X
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- Definition Amount of expense for amortization of capitalized computer software costs. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 985 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b)(1) -URI https://asc.fasb.org/extlink&oid=6501960&loc=d3e128462-111756 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 985 -SubTopic 20 -Section 50 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=6501960&loc=d3e128487-111756 + Details
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- Definition The carrying amount of capitalized computer software costs net of accumulated amortization as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 985 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=6501960&loc=d3e128462-111756 + Details
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