Note 12 - Stock-based Compensation (Tables)

6 Months Ended

Jun. 30, 2023

Notes Tables

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

Time Vesting Options			Weighted
			Average		Weighted				Weighted
			Remaining		Average				Average
Range of Exercise	Number		Contractual		Exercise		Options		Exercise
Prices between	Outstanding		Life		Price		Exercisable		Price
$4.01 - $8.00		566,673		7.14	$	7.42		538,340	$	7.46
$8.01+		96,125		2.53		25.22		96,125	$	25.22
		662,798		6.47	$	10.00		634,465

Performance Vesting Options			Weighted
			Average		Weighted				Weighted
			Remaining		Average				Average
Range of Exercise	Number		Contractual		Exercise		Options		Exercise
Prices between	Outstanding		Life		Price		Exercisable		Price
$4.01 - $8.00		240,000		6.93	$	7.59		240,000	$	7.59
		240,000		6.93	$	7.59		240,000

Market Vesting Options			Weighted
			Average		Weighted				Weighted
			Remaining		Average				Average
Range of Exercise	Number		Contractual		Exercise		Options		Exercise
Prices between	Outstanding		Life		Price		Exercisable		Price
$0.01 - $4.00		733,334		1.64	$	3.00		-	$	-
		733,334		1.64	$	3.00		-

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

										Performance Vesting
	Market Vesting Options				Time Vesting Options					Options
			Weighted					Weighted				Weighted
			Average					Average				Average
	Options		Exercise		Options			Exercise		Options		Exercise
Date/Activity	Outstanding		Price		Outstanding			Price		Outstanding		Price
Balance, December 31, 2022		633,334		3.00		662,910		$	10.02		240,000	$	7.59
Granted		100,000		3.00		-			-		-		-
Forfeited or expired		-		-		(112	)		162.00		-		-
Balance, June 30, 2023		733,334		3.00		662,798			10.00		240,000	$	7.59

Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding [Table Text Block]

	Share Price Target
																Guaranteed			Total
Executive	$6.00			$9.00			$12.00			$15.00			$18.00			Price			Shares
Mills Shares Vested		16,667			33,334			50,000			66,667			83,333			83,333			333,334
Logan Shares Vested		10,000			20,000			30,000			40,000			50,000			50,000			200,000
Percentage of Shares Vested		5	%		10	%		15	%		20	%		25	%		25	%

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

Risk-free interest rate	3.30	%
Expected term (in years)	2.68
Expected price volatility	123.53	%
Dividend yield	0	%