The amount of accrued cash settled stock based payments.

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The cash inflow from the additional capital contribution to the entity, net of issuance costs.

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Maximum amount for the issuance of securities.

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Agreed-upon price for equity instruments other than options for the exchange of the underlying asset relating to the share-based payment award.

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The maximum annual compensation for services under a share based compensation arrangement.

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Represents the percentage premium representation of stock appreciation rights over market price.

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Represents the amount in cash reserves from issuance of stock.

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Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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Amount of cost to be recognized for option under share-based payment arrangement.

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The cash outflow for cost incurred directly with the issuance of an equity security.

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The cash inflow from the additional capital contribution to the entity.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.

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Weighted average remaining contractual term for equity-based awards excluding options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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Number of shares authorized for issuance under share-based payment arrangement.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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Gross number of share options (or share units) granted during the period.

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Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Purchase price of common stock expressed as a percentage of its fair value.

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Note 10 - Stockholders' Equity and Stock-based Compensation (Details Textual) - USD ($)		1 Months Ended			12 Months Ended
	May 29, 2020	Jul. 31, 2021	Jan. 31, 2021	Jun. 30, 2020	Dec. 31, 2021	Dec. 31, 2020	Apr. 30, 2021
Proceeds from Issuance of Common Stock		$ 38,000,000	$ 45,000,000
Securities, Maximum Issuance Amount							$ 150,000,000
Payments of Stock Issuance Costs		2,300,000
Proceeds from Issuance of Common Stock, Net		$ 35,700,000
Stock Appreciation Rights, Percentage Premium Representation Over Market Price	40.00%
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Outstanding, Weighted Average Remaining Contractual Terms (Year)					1 year 6 months 18 days	3 years 5 months 1 day
Share-based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount					$ 0
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in shares)					0
The 2020 Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized (in shares)					5,000,000	2,000,000
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant (in shares)					4,130,665
The 2020 Incentive Plan [Member] \| Non-Employee Director [Member]
Share Based Compensation Arrangement By Share Based Payment Award, Maximum Annual Compensation for Services					$ 250,000
The 2020 Incentive Plan [Member] \| Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period (Month)					1 year
Stock Appreciation Rights (SARs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period (Month)				24 months
Accrued Cash Settled Stock Based Payments					$ 2,100,000	$ 600,000
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount, Total					$ 4,300,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Exercise Price (in dollars per share)	$ 1.00				$ 2.89
Stock Issuance, Amount in Cash Reserves						$ 1,000,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number, Ending Balance (in shares)					3,018,788
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value, Ending Balance (in dollars per share)					$ 4.81
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period (in shares)					1,367,319
Cash Settled SARS [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number, Ending Balance (in shares)					3,126,000	748,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value, Ending Balance (in dollars per share)					$ 1.45	$ 2.12
Restricted Stock Units (RSUs) [Member]
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount, Total					$ 9,700,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period (in shares)					367,319
Share-based Payment Arrangement, Expense					$ 10,600,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Outstanding, Weighted Average Remaining Contractual Terms (Year)					1 year 9 months 18 days
Incentive Stock Options [Member] \| The 2020 Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Purchase Price of Common Stock, Percent					110.00%
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period (Year)					5 years