Loans - Impaired Loans (Details) - USD ($) $ in Thousands	9 Months Ended
Sep. 30, 2020	Dec. 31, 2020
Recorded Investment:
With No Related Allowance	$ 2,426	$ 2,410
With a Related Allowance	295	290
Unpaid Principal Balance:
With No Related Allowance	2,430	2,413
With a Related Allowance	296	291
Average Recorded Balance:
With No Related Allowance	2,187
With a Related Allowance	299
Interest Income Recognized:
With No Related Allowance	0
With a Related Allowance	0
Cash Basis Income:
With No Related Allowance	0
With a Related Allowance	0
Commercial
Recorded Investment:
With No Related Allowance	0	0
With a Related Allowance	46	46
Unpaid Principal Balance:
With No Related Allowance	0	0
With a Related Allowance	47	47
Average Recorded Balance:
With No Related Allowance	2
With a Related Allowance	46
Interest Income Recognized:
With No Related Allowance	0
With a Related Allowance	0
Cash Basis Income:
With No Related Allowance	0
With a Related Allowance	0
Commercial Real Estate
Recorded Investment:
With No Related Allowance	1,124	1,124
With a Related Allowance	0	0
Unpaid Principal Balance:
With No Related Allowance	1,128	1,128
With a Related Allowance	0	0
Average Recorded Balance:
With No Related Allowance	1,127
With a Related Allowance	0
Interest Income Recognized:
With No Related Allowance	0
With a Related Allowance	0
Cash Basis Income:
With No Related Allowance	0
With a Related Allowance	0
Consumer
Recorded Investment:
With No Related Allowance	124	112
With a Related Allowance	0	0
Unpaid Principal Balance:
With No Related Allowance	124	111
With a Related Allowance	0	0
Average Recorded Balance:
With No Related Allowance	120
With a Related Allowance	0
Interest Income Recognized:
With No Related Allowance	0
With a Related Allowance	0
Cash Basis Income:
With No Related Allowance	0
With a Related Allowance	0
Residential
Recorded Investment:
With No Related Allowance	1,178	1,174
With a Related Allowance	249	244
Unpaid Principal Balance:
With No Related Allowance	1,178	1,174
With a Related Allowance	249	$ 244
Average Recorded Balance:
With No Related Allowance	938
With a Related Allowance	253
Interest Income Recognized:
With No Related Allowance	0
With a Related Allowance	0
Cash Basis Income:
With No Related Allowance	0
With a Related Allowance	$ 0

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