Note 15 - Stockholders' Equity (Details Textual) - USD ($)			1 Months Ended			3 Months Ended		11 Months Ended	12 Months Ended
	Mar. 25, 2024	Feb. 24, 2023	Mar. 31, 2024	Feb. 29, 2024	Feb. 28, 2023	Mar. 31, 2024	Mar. 31, 2023	Dec. 01, 2023	Dec. 31, 2023
Stock Repurchased and Retired During Period, Value						$ 8,851,000
Stock Issued During Period, Shares, Warrants and Stock Options Exercised							11,984
Stock Issued During Period, Shares, Warrant Exercises							150
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period (in shares)							11,834		11,834
Common Stock, Dividends, Per Share, Declared						$ 0.04	$ 0.025
Dividends Payable			$ 86,000		$ 53,000	$ 86,000
Common Stock, Shares, Outstanding			127,855,383			127,855,383			128,420,923
Class of Warrant or Right, Outstanding			7,934,977			7,934,977			7,934,977
Class of Warrant or Right, Exercise Price of Warrants or Rights			$ 11.5			$ 11.5			$ 11.5
Quarterly Dividend [Member]
Common Stock, Dividends, Per Share, Declared				$ 0.04				$ 0.025
Dividends	$ 5,100,000	$ 2,800,000
Dividend Equivalent [Member]
Dividends			$ 536,000		283,000
Dividends Payable					$ 5,000
Share Repurchase Program [Member]
Share Repurchase Program, Authorized, Amount				$ 75,000,000
Stock Repurchased and Retired During Period, Value						$ 8,800,000	$ 0
Share Repurchase Program, Remaining Authorized, Amount			$ 66,200,000			$ 66,200,000