Loans - Impaired Loans (Details) - USD ($) $ in Thousands	3 Months Ended
Jun. 30, 2020	Jun. 30, 2019	Dec. 31, 2019
Recorded Investment:
With No Related Allowance	$ 1,946	$ 2,527	$ 807
With a Related Allowance	302	37	294
Unpaid Principal Balance:
With No Related Allowance	1,950	2,527	806
With a Related Allowance	303	36	295
Average Recorded Balance:
With No Related Allowance	1,377	2,737
With a Related Allowance	298	19
Interest Income Recognized:
With No Related Allowance	10	0
With a Related Allowance	0	0
Cash Basis Income:
With No Related Allowance	0	0
With a Related Allowance	0	0
Commercial Portfolio Segment
Recorded Investment:
With No Related Allowance	3	0	0
With a Related Allowance	46	37	34
Unpaid Principal Balance:
With No Related Allowance	3	0	0
With a Related Allowance	47	36	35
Average Recorded Balance:
With No Related Allowance	2	19
With a Related Allowance	40	19
Interest Income Recognized:
With No Related Allowance	0	0
With a Related Allowance	0	0
Cash Basis Income:
With No Related Allowance	0	0
With a Related Allowance	0	0
Commercial Real Estate
Recorded Investment:
With No Related Allowance	1,130	1	0
With a Related Allowance	0	0	0
Unpaid Principal Balance:
With No Related Allowance	1,134	1	0
With a Related Allowance	0	0	0
Average Recorded Balance:
With No Related Allowance	565	195
With a Related Allowance	0	0
Interest Income Recognized:
With No Related Allowance	10	0
With a Related Allowance	0	0
Cash Basis Income:
With No Related Allowance	0	0
With a Related Allowance	0	0
Consumer
Recorded Investment:
With No Related Allowance	116	124	108
With a Related Allowance	0	0	0
Unpaid Principal Balance:
With No Related Allowance	116	124	107
With a Related Allowance	0	0	0
Average Recorded Balance:
With No Related Allowance	112	113
With a Related Allowance	0	0
Interest Income Recognized:
With No Related Allowance	0	0
With a Related Allowance	0	0
Cash Basis Income:
With No Related Allowance	0	0
With a Related Allowance	0	0
Residential
Recorded Investment:
With No Related Allowance	697	2,402	699
With a Related Allowance	256	0	260
Unpaid Principal Balance:
With No Related Allowance	697	2,402	699
With a Related Allowance	256	0	$ 260
Average Recorded Balance:
With No Related Allowance	698	2,410
With a Related Allowance	258	0
Interest Income Recognized:
With No Related Allowance	0	0
With a Related Allowance	0	0
Cash Basis Income:
With No Related Allowance	0	0
With a Related Allowance	$ 0	$ 0

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