Summary of Significant Accounting Policies Significant Accounting Policies (Narrative) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2023 USD ($) Locations	Dec. 31, 2022 USD ($)
Accounting Policies [Abstract]
Locations | Locations	257
Restricted Cash and Cash Equivalents	$ 101	$ 6,700
Cash Held at Federal Reserve Bank	$ 2,200,000
Amortization period of annual fees on credit card loans, months	12 months
Consumer Loans Charged Down to Fair Value [Line Items]
Delinquency Period Revolving Home Equity Loans Charged Down to Fair Value	180 days
Period past due credit card loans are charged off, days	180 days
Period past due loans are placed on non-accrual, days	90 days
Finite-Lived Intangible Assets [Line Items]
Common stock dividend rate percentage	5.00%
Minimum [Member]
Consumer Loans Charged Down to Fair Value [Line Items]
Consumer loans charged down to fair value, days delinquent	120 days
Maximum [Member]
Consumer Loans Charged Down to Fair Value [Line Items]
Consumer loans charged down to fair value, days delinquent	180 days
Buildings [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Depreciable lives for asset, years	30 years
Buildings [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Depreciable lives for asset, years	40 years
Building Improvements [Member]
Property, Plant and Equipment [Line Items]
Depreciable lives for asset, years	10 years
Equipment [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Depreciable lives for asset, years	3 years
Equipment [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Depreciable lives for asset, years	10 years
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Depreciable lives for asset, years	10 years
Core Deposits [Member] | Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	8 years
Core Deposits [Member] | Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life	14 years