Note 12 - Stock-based Compensation and Other Benefit Plans (Tables)

9 Months Ended

Sep. 30, 2023

Notes Tables

Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

	Nine Months Ended September 30,
	2023			2022
Weighted average exercise price - ($/share)	$	4.19		$	6.41
Expected life in years		6.4			6.0
Average expected volatility		68	%		72	%
Risk-free interest rate		3.73	%		1.98	%
Expected dividend yield		5.97	%		2.30	%
Weighted average grant date fair value - ($/share)	$	2.29		$	2.84