Note 7 - Earnings Per Share (Details Textual) - shares	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Weighted Average Equity Awards [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares)	132,000	246,500	283,700	382,200
Warrant [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares)	2,850,000	2,850,000	2,850,000	2,850,000
Incremental Equity Awards [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares)			279,000	250,500