Other Operating Expenses - Schedule of Components Other Operating Expenses (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Other Expenses [Abstract]
Postage and courier	$ 175	$ 189	$ 194
Paper and supplies	184	120	125
Taxes, other than income taxes	470	406	370
Charge-offs, other than loan charge-offs	252	186	300
Telephone	255	322	333
Directors' compensation	375	326	329
Managed service agreements	507	459	425
Other	1,347	1,419	1,338
Other operating expenses	$ 3,565	$ 3,427	$ 3,414