Note 14 - Shareholders' Equity - Schedule of Equity Securities Repurchased (Details) - USD ($)		1 Months Ended			3 Months Ended
	Jan. 01, 2023	Mar. 31, 2023	Feb. 28, 2023	Jan. 31, 2023	Mar. 31, 2023
Number of Shares Purchased (in shares)			326,992		981,000
Average Price Paid per Share (in dollars per share)			$ 4.59
Number of Shares Purchased (in shares)			326,992		981,000
Authorized Amount			$ 24,003,172
Shares Purchased as Part of Publicly Announced Programs [Member]
Number of Shares Purchased (in shares)		981,000			981,000
Number of Shares Purchased (in shares)		981,000			981,000
Common Stock [Member]
Number of Shares Purchased (in shares)		303,176		350,832
Average Price Paid per Share (in dollars per share)		$ 4.95		$ 4.27
Number of Shares Purchased (in shares)		303,176		350,832
Authorized Amount		$ 22,503,206		$ 25,502,669	$ 22,503,206
Common Stock [Member] | Shares Purchased as Part of Publicly Announced Programs [Member]
Number of Shares Purchased (in shares)	350,832	303,176	326,992	350,832
Average Price Paid per Share (in dollars per share)		$ 4.95	$ 4.59	$ 4.27
Number of Shares Purchased (in shares)	350,832	303,176	326,992	350,832
Authorized Amount	$ 25,502,669	$ 22,503,206	$ 24,003,172		$ 22,503,206