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Note 9 - Shareholders' Equity (Tables)

6 Months Ended

Jun. 30, 2024

Notes Tables

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

June 30, 2024

December 31, 2023

Weighted

Weighted

Average

Average

Number of

Exercise

Number of

Exercise

Shares

Price

Shares

Price

Stock options outstanding and exercisable

23,176

$

38.92

23,176

$

38.92

Share-Based Payment Arrangement, Option, Exercise Price Range [Table Text Block]

Options Outstanding and Exercisable
			Exercise								Weighted				Remaining
			Price								Average				Contractual
Number of			Range								Exercise				Term
Shares			Low				High				Price				(years)
16,500			$	7.20			$	11.60			$	10.00				3.3
5,676				90.00				90.00				90.00				0.5
1,000				226.20				226.20				226.20				0.2
23,176			$	7.20			$	226.20			$	38.92				2.5

Schedule of Nonvested Restricted Stock Units Activity [Table Text Block]

						Weighted-Avg.
						Grant Date
						Fair Value
		Shares				Per Share
Non-vested restricted stock as of December 31, 2023			855,236			$	2.63
Granted			1,299,000			$	0.96
Vested			(671,041	)		$	2.13
Modifications (accelerated vesting)			(20,000	)		$	1.64
Forfeited			(95,500	)		$	1.22
Non-vested restricted stock as of June 30, 2024			1,367,695			$	1.41

Class of Treasury Stock [Table Text Block]

		Three Months Ended June 30,								Six Months Ended June 30,
		2024				2023				2024				2023
		(in thousands)
Shares repurchased			145,300			$	163,300				463,500				163,300
Weighted average price per share		$	1.158			$	1.475			$	1.091			$	1.475
Value of shares repurchased		$	168,250			$	240,793			$	505,733			$	240,793

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