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Note 15 - Stockholders' Equity (Successor) (Details Textual) - USD ($)							1 Months Ended					2 Months Ended	4 Months Ended	8 Months Ended	12 Months Ended
	Aug. 31, 2022	Aug. 01, 2022	Oct. 25, 2021	Oct. 01, 2021	Jul. 26, 2021	Jul. 01, 2021	Nov. 30, 2023	Nov. 30, 2022	Aug. 31, 2022	Feb. 28, 2022	Sep. 30, 2021	Feb. 28, 2022	Dec. 31, 2020	Aug. 21, 2020	Dec. 31, 2021
Stock Issued During Period, Shares, New Issues (in shares)			2,530,000
Shares Issued, Price Per Share (in dollars per share)			$ 10.00
Proceeds from Issuance of Common Stock			$ 22,800,000										$ 92,554,000	$ 0	$ 25,300,000
Common Stock, Dividends, Per Share, Declared (in dollars per share)															$ 0.125
Payments of Dividends, Total					$ 9,300,000								$ (0)	$ (0)	$ 11,593,000
Dividends, Total				$ 207,000											$ 830,000
Dividends Payable, Current			$ 2,300,000
Common Stock, Shares, Outstanding, Ending Balance (in shares)													91,967,565		96,774,185
Class of Warrant or Right, Outstanding (in shares)													10,225,472		9,500,166
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)													$ 11.50		$ 11.50
Common Stock, Capital Shares Reserved for Future Issuance (in shares)													21,694,763		21,694,763
Contingent Value Right [Member]
Class of Warrant or Right, Outstanding (in shares)													10,209,300		10,209,300
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right (in shares)													2.125		2.125
Subsequent Event [Member]
Dividends, Total										$ 214,000		$ 53,000
Forecast [Member]
Dividends, Total		$ 125,000					$ 2,000	$ 2,000	$ 31,000
Forecast [Member] \| Subsequent Event [Member]
Dividends, Total	$ 31,000
Quarterly Dividend [Member]
Common Stock, Dividends, Per Share, Declared (in dollars per share)						$ 0.025					$ 0.025
Quarterly Dividend [Member] \| Subsequent Event [Member]
Common Stock, Dividends, Per Share, Declared (in dollars per share)										$ 0.025
Dividends, Total										$ 2,400,000
Special Dividend [Member]
Common Stock, Dividends, Per Share, Declared (in dollars per share)						$ 0.075