Number of common shares reserved for future issuance related to deferred compensation arrangements with individuals.

No definition available.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options.

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

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Amount of noncash expense for share-based payment arrangement.

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

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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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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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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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For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired.

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

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

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No definition available.

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Number of options outstanding, including both vested and non-vested options.

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Total number of shares issued during the period, including shares forfeited, as a result of Restricted Stock Awards.

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Number of shares (or other type of equity) forfeited during the period.

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Number of share options (or share units) exercised during the current period.

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Aggregate value of stock related to Restricted Stock Awards issued during the period.

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Employee Incentive Plans (Details Narrative) - USD ($)	12 Months Ended		81 Months Ended	201 Months Ended
Employee Incentive Plans (Details Narrative) - USD ($)	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2021	Dec. 31, 2021	Dec. 31, 2019	Mar. 19, 2015	May 17, 2012	Mar. 17, 2005
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock compensation expense	$ 1,260,000	$ 322,000
RSA's expected to vest	0
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period	26,000
Options outstanding	617,000	1,035,000	617,000	617,000	975,000
Common stock, options and RSA's available for future issuance	3,290,000		3,290,000	3,290,000
2021 Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Shares Authorized	2,500,000		2,500,000	2,500,000
Common stock, options and RSA's available for future issuance	2,500,000		2,500,000	2,500,000
2015 Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock compensation expense	$ 237,000
Number of Shares Authorized						600,000
Common stock, options and RSA's available for future issuance	530,000		530,000	530,000
2005 Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Shares Authorized							3,700,000	1,500,000
Common stock, options and RSA's available for future issuance	260,000		260,000	260,000
Equity Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock compensation expense	$ 985,000
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition	2 years 3 months 18 days
Forfeited shares	315,000
Share-based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount	$ 1,220,000		$ 1,220,000	$ 1,220,000
Equity Option [Member] \| 2021 Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options granted	541,000
Equity Option [Member] \| 2015 Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options exercised			70,000
Options outstanding	131,000		131,000	131,000
Options granted			622,000
Options cancelled			421,000
Options available for grant	399,000		399,000	399,000
Equity Option [Member] \| 2005 Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options exercised				2,093,062
Options outstanding	260,273		260,273	260,273
Options granted				3,892,000
Options cancelled				1,538,665
Options available for grant	0		0	0
Restricted Stock Awards [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock compensation expense	$ 275,000
RSA issued during period, value	$ 925,000
RSA's issued during period, shares	174,811
Share-based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount	$ 550,000		$ 550,000	$ 550,000
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition	1 year 6 months 7 days
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period	25,974
Restricted Stock Awards [Member] \| Vests Within One Year [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
RSA's expected to vest	79,488
Restricted Stock Awards [Member] \| Vests Within Two Years [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
RSA's expected to vest	17,401
Restricted Stock Awards [Member] \| Vests Within Three Years [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
RSA's expected to vest	77,922