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Accounting for Stock-Based Compensation (Details Narrative) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense			$ 1,072,000	$ 174,000
Stock option granted			545,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period			256,727
Incremental stock compensation expense			$ 237,000
Restricted Stock Awards [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense	$ 88,000		130,000
Unrecognized compensation	220,000		$ 220,000
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition			8 months
Equity Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense	$ (26,000)	$ 100,000	$ 943,000	$ 174,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period	53,500	133,000	256,727
Unexercised And Unvested Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested Options Forfeited, Number of Shares	420,333		505,333
Outside Directors [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Issued During Period, Value, Restricted Stock Award, Gross			$ 70,000
Stock Issued During Period, Shares, Restricted Stock Award, Gross			27,540
Omnibus Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized	2,500,000		2,500,000
2021 Omnibus Incentive Plan [Member] \| Equity Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock option granted	480,000
2021 Omnibus Incentive Plan [Member] \| Unexercised And Unvested Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period	150,000		200,000
2015 Stock Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options granted			65,000
2015 Stock Incentive Plan [Member] \| Equity Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period	24,000	30,000	25,000	45,000
2015 Stock Incentive Plan [Member] \| Unexercised And Unvested Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period	270,333		305,333
Other Plans [Member] \| Equity Option [Member] \| Employees Or Directors [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options granted		10,000		333,000
2005 Stock Incentive Plan [Member] \| Equity Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period	29,500	103,000	231,727	274,600
Plan 2005 [Member] \| Equity Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period				319,600