Schedule of Non-qualified Stock Options (Details) - Non Qualified Stock Option [Member] - $ / shares	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Offsetting Assets [Line Items]
Number of Stock Options, Options outstanding, beginning of year	112,500	164,167
Weighted Exercise Price, Option outstanding, beginning of year	$ 3.51	$ 3.13
Number of Stock Options, Granted
Weighted Exercise Price, Granted
Number of Stock Options, Redeemed	(8,750)	(8,750)
Weighted Exercise Price, Redeemed	$ 3.19	$ 1.45
Number of Stock Options, Exercised	(2,500)	(2,500)
Weighted Exercise Price, Exercised	$ 3.19	$ 1.45
Number of Stock Options, Expired / terminated
Weighted Exercise Price, Expired / terminated
Number of Stock Options, Options outstanding, end of period	101,250	152,917
Weighted Exercise Price, Option outstanding end of period	$ 3.55	$ 3.25
Number of Stock Options, Options exercisable, end of period	101,250	152,917
Weighted Exercise Price, Options exercisable, end of period	$ 3.55	$ 3.25