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Note 22 - Stock-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2023

Notes Tables

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

		Year Ended
		December 31,
		2023
Fair value of options granted		$ 3.03
Risk-free interest rate		3.80%
Term (in years)		3.0
Volatility		60%
Weighted-average expected dividend yield		0.00%

Share-Based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block]

		Restricted				Weighted-Average
		Stock				Grant Date
		Units/Awards				Fair Values
Outstanding on December 31, 2022			1,140,877			$	6.30
Granted			2,007,609			$	3.90
Vested			583,810			$	6.16
Forfeited			27,092			$	5.37
Outstanding on December 31, 2023			2,537,584			$	4.44

Share-Based Payment Arrangement, Option, Activity [Table Text Block]

										Average
						Weighted				Remaining				Aggregate
		Shares				Exercise				Contractual				Intrinsic
		Under				Price				Life				Value
		Option				Per Share				(Years)				($ millions)
Outstanding on December 31, 2022			6,884,311			$	6.97
Granted			50,000			$	4.28
Expired			161,203			$	15.41
Exercised			25,000			$	3.90
Outstanding on December 31, 2023			6,748,108			$	6.75				3.35			$	2
Exercisable on December 31, 2023			6,698,108			$	6.77				3.33			$	2
Expected to vest December 31, 2023			6,748,108			$	6.75				3.35			$	2

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

		Year Ended
		December 31,
		2023
Weighted-average fair value of options granted		$	3.48
Weighted-average risk-free interest rate			3.75	%
Expected option lives (in years)			4.5
Weighted-average volatility			120	%
Expected dividend yield			0.00	%

		Year Ended
		December 31,
		2023
Fair value of options granted		$	2.25
Risk-free interest rate			3.80	%
Term (in years)			3.0
Volatility			60	%
Weighted-average expected dividend yield			0.00	%

		February 16, 2023
		Option Award
		Modifications
		Immediately Before		Immediately After
Range of fair values		0.000 -2.1414		1.322 -2.2424
Range of risk-free interest rates		3.82% - 4.99%		3.82% - 4.99%
Range of remaining contractual terms (in years)		0.37 - 4.25		3.37 - 7.25
Range of weighted volatilities		66.96% - 103.39%		66.96% - 103.39%
Expected dividend yield		0.00%		0.00%
Early exercise model		2.5		2.5
Number of times steps		500		500

X

- Definition

Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.

+ References

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