Common Stock Options (Tables)

12 Months Ended

Dec. 31, 2020

Employee Stock Option [Member]

Schedule of stock options activity

	Options Outstanding
	Number of Shares		Weighted- Average Exercise Price		Weighted- Average Remaining Contractual Term   (in years)		Aggregate Intrinsic Value (1)
Balance at January 1, 2019		125,000	$	3.78		8.1
Granted		0
Exercised		0
Canceled/forfeited/expired		0
Balance at December 31, 2019		125,000		3.78		7.1
Granted		0
Exercised		0
Canceled/forfeited/expired		0
Balance at December 31, 2020		125,000	$	3.78		6.1
Vested and exercisable as of December 31, 2020		115,000					$	118

(1) The aggregate intrinsic value is calculated as approximately the difference between the weighted average exercise price of the underlying awards and the Company’s estimated current fair market value at December 31, 2020.

Director Stock Option [Member]

Schedule of stock options activity

	Options Outstanding
	Number of Shares		Weighted- Average Exercise Price		Weighted- Average Remaining Contractual Term (in years)		Aggregate Intrinsic Value (1)
Balance at January 1, 2019		207,500	$	4.62		4.4
Granted		0
Exercised		0
Canceled/forfeited/expired		0
Balance at December 31, 2019		207,500		4.62		3.4
Granted		0
Exercised		0
Canceled/forfeited/expired		0
Balance at December 31, 2020		207,500	$	4.62		2.4
Vested and exercisable as of December 31, 2020		207,500					$	40

(1) The aggregate intrinsic value is calculated as approximately the difference between the weighted average exercise price of the underlying awards and the Company’s estimated current fair market value at December 31, 2020.