Note 7 - Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2023

Notes Tables

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2023		2022		2023		2022
Basic weighted-average shares		30,385,000		30,296,000		30,336,000		30,287,000
Conversion of unsecured loan notes		—		—		—		—
Unexercised options and unvested RSUs		242,000		75,000		—		—
Diluted weighted-average shares		30,627,000		30,371,000		30,336,000		30,287,000