Note 13 - Other Assets (Details Textual) $ in Millions	Dec. 31, 2021 USD ($)	Aug. 03, 2021 USD ($)
Property Held-for-sale, Net Carrying Amount	$ 13.7
Number of Loans	11
Performing Financial Instruments [Member]
Number of Loans	10
Nonperforming Financial Instruments [Member]
Number of Loans	1
Weingarten Realty Investors [Member]
Business Combination Recognized Identifiable Assets Acquired and Liabilities Assumed, Mortgage Loans Receivable		$ 13.4