v3.25.2
Loans And Allowance For Credit Losses (Narrative) (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Dec. 31, 2024
Financing Receivable, Allowance for Credit Loss [Line Items]          
Pledged Financial Instruments, Not Separately Reported, Loans Receivable, for Federal Home Loan Bank Debt $ 3,400,000   $ 3,400,000    
Pledged Financial Instruments, Not Separately Reported, Loans Receivable, for Federal Reserve Bank Debt 2,700,000   2,700,000    
Financing Receivable, Nonaccrual, No Allowance 2,000   2,000   $ 2,000
Commitments to lend additional funds to customers with restructured loans 12,700   $ 12,700   14,900
Period after which loans are deemed in default (in days)     90 days    
Residential mortgage loans held for sale 3,488   $ 3,488   2,981
Unpaid Principal Balance on Personal Real Estate Loans Held for Sale 3,400   3,400    
HFS Loans on non accrual status 0   0    
HFS loans 90 days past due and still accruing 0   0    
Foreclosed real estate 397   397   343
Residential Real Estate Acquired Through Foreclosure through Obtaining Physical Possession 397   397   343
Personal property acquired in repossession 2,700   2,700   2,200
Loans Receivable          
Financing Receivable, Allowance for Credit Loss [Line Items]          
Accrued Interest Receivable 69,000   69,000   70,600
Accrued Interest Receivable 69,000   69,000   $ 70,600
Commercial Portfolio Segment [Member]          
Financing Receivable, Allowance for Credit Loss [Line Items]          
Financing Receivable, Accrued Interest, Writeoff 91 $ 341 203 $ 435  
Personal Banking Portfolio Segment [Member]          
Financing Receivable, Allowance for Credit Loss [Line Items]          
Financing Receivable, Accrued Interest, Writeoff $ 1,600 $ 1,600 $ 3,300 $ 3,100