Securities (Narrative) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($) security state	Dec. 31, 2020 USD ($) security	Dec. 31, 2019 USD ($)
Debt Securities, Available-for-Sale and Held-to-Maturity, after Allowance for Credit Loss [Abstract]
State and Political Subdivisions Securities, Number of States with Highest Volume | state	5
Debt Securities, Held-to-maturity, Nonaccrual	$ 0	$ 0
Proceeds from Maturities, Prepayments and Calls of Held-to-maturity Securities	$ 0	1,000	$ 0
Debt Securities, Available-for-sale [Line Items]
State and Political Subdivisions Securities, Number of States with Highest Volume | state	5
Securities pledged to secure public deposits and other purposes	$ 234,300	$ 162,800
Debt Securities, Available-for-sale, Unrealized Loss Position, Number of Positions | security	157	78
Debt Securities, Available-for-sale, Allowance for Credit Loss	$ 0
Accrued Interest Receivable Debt Securities Available for Sale	2,300	$ 1,700
Accrued Interest Receivable Debt Securities Held to Maturity	1,100	1,200
Schedule of Held-to-maturity Securities [Line Items]
Debt Securities, Held-to-maturity, Nonaccrual	0	0
Debt Securities, Held-to-maturity	98,060	99,914
Accrued Interest Receivable Debt Securities Held to Maturity	$ 1,100	1,200
Residential Mortgage Backed Securities [Member] | Minimum [Member]
Debt Securities, Available-for-sale [Line Items]
Contractual maturity	3 years
Estimated average life to maturity	1 month
Residential Mortgage Backed Securities [Member] | Maximum [Member]
Debt Securities, Available-for-sale [Line Items]
Contractual maturity	49 years
Estimated average life to maturity	17 years
Financial Asset, Past Due
Schedule of Held-to-maturity Securities [Line Items]
Debt Securities, Held-to-maturity	$ 0	$ 0