Note 25 - Business Combination (Details Textual) - USD ($) $ / shares in Units, $ in Millions		8 Months Ended
	Jun. 30, 2022	Jun. 30, 2022	Nov. 05, 2021	Dec. 31, 2020
Share Price (in dollars per share)			$ 59.99	$ 15.40
Business Acquisition, Acquiree, Guaranty Bank [Member] | Forecast [Member]
Business Acquisition, Share Price (in dollars per share)	$ 30.50	$ 30.50
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares (in shares)		0.58775
Business Acquisition, Mixed Consideration, Share Price (in dollars per share)	$ 6.10	$ 6.10
Business Acquisition, Mixed Consideration, Equity Interest Issued or Issuable, Number of Shares (in shares)		0.4702
Business Acquisition, Allocation of Consideration in Stock, Percentage		80.00%
Business Acquisition, Allocation of Consideration in Cash, Percentage		20.00%
Business Combination, Consideration Transferred, Total	$ 152