Other Expenses (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Other Expenses [Abstract]
Travel, entertainment, training and recruiting	$ 871	$ 806	$ 761
Insurance	325	336	347
Stationery and supplies	214	228	249
Retail losses	86	60	37
Other	381	352	489
Total other expenses	$ 1,877	$ 1,782	$ 1,883