Subordinated Debt (Narrative) (Details) - USD ($)	9 Months Ended
	Sep. 30, 2021	Dec. 31, 2020	Jul. 30, 2018
Trust Preferred Securities Subject to Mandatory Redemption [Member]
Subordinated Borrowing [Line Items]
Variable interest rate spread	2.65%
Trust preferred securities	$ 4,124,000
Fixed To Floating Rate Subordinated Debentures [Member]
Subordinated Borrowing [Line Items]
Face amount			$ 33,500,000
Notes term	10 years
Redemption restriction period	5 years
Deferred finance costs	$ 407,000	$ 582,000
Fixed To Floating Rate Subordinated Debentures [Member] | First Five Years [Member]
Subordinated Borrowing [Line Items]
Interest rate	5.625%
Fixed To Floating Rate Subordinated Debentures [Member] | After Five Years [Member]
Subordinated Borrowing [Line Items]
Variable interest rate spread	2.72%