Stock Options and Restricted Stock Units (Details 2)	12 Months Ended
	Dec. 31, 2021 $ / shares shares
Number of options outstanding	47,167
Weighted average remaining contractual life (in years)	5 years 1 month 28 days
Weighted average exercise price outstanding, beginning | $ / shares	$ 11.81
Number of options exercisable	47,167
Option 1
Number of options outstanding	5,000
Weighted average remaining contractual life (in years)	3 years 10 months 20 days
Weighted average exercise price outstanding, beginning | $ / shares	$ 6.80
Number of options exercisable	5,000
Exercise price range	0.01 - 7.00
Option 2
Number of options outstanding	10,000
Weighted average remaining contractual life (in years)	1 year 8 months 26 days
Weighted average exercise price outstanding, beginning | $ / shares	$ 7.76
Number of options exercisable	10,000
Exercise price range	7.01 - 8.00
Option 3
Number of options outstanding	3,667
Weighted average remaining contractual life (in years)	5 years 5 months 12 days
Weighted average exercise price outstanding, beginning | $ / shares	$ 10.07
Number of options exercisable	3,667
Exercise price range	8.01 - 12.00
Option 4
Number of options outstanding	20,500
Weighted average remaining contractual life (in years)	6 years 7 months 9 days
Weighted average exercise price outstanding, beginning | $ / shares	$ 13.13
Number of options exercisable	20,500
Exercise price range	12.01 - 15.00
Option 5
Number of options outstanding	8,000
Weighted average remaining contractual life (in years)	6 years 5 months 1 day
Weighted average exercise price outstanding, beginning | $ / shares	$ 17.40
Number of options exercisable	8,000
Exercise price range	15.01 - 17.40