Earnings applicable to common stock and common stock shares used in the calculation of basic and diluted earnings per share are as follows: (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Numerator: (in Thousands)
Net income	$ 62	$ 1,310
Denominator:
Weighted average number of basic common shares outstanding	48,984,312	38,221,292
Weighted average additional shares assuming conversion of in-the-money stock options to common shares	2,080,000	1,590,000
Weighted average number of diluted common shares outstanding	51,064,312	39,811,292
Basic earnings per common share:
Net income per share – basic	$ 0.00	$ 0.03
Diluted earnings per common share:
Net income per share – diluted	$ 0.00	$ 0.03