Loans and Leases Loan Modifications by Type (Details) $ in Thousands	Dec. 31, 2023 USD ($)
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable, Modified, Accumulated	$ 13,860
Extended Maturity
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable, Modified, Accumulated	13,492
Term Extension and Payment Delay
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable, Modified, Accumulated	324
Payment Delay
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable, Modified, Accumulated	37
Term Extension and Interest Rate Reduction
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable, Modified, Accumulated	7
Commercial Portfolio Segment [Member] | Venture Capital Loans [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable, Modified, Accumulated	$ 324
Finance Receivable, Loan Restructuring and Refinancing, Percent of Amortized Loan Portfolio Class	0.00%
Commercial Portfolio Segment [Member] | Other Commercial [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable, Modified, Accumulated	$ 4,452
Finance Receivable, Loan Restructuring and Refinancing, Percent of Amortized Loan Portfolio Class	0.20%
Commercial Portfolio Segment [Member] | Extended Maturity | Other Commercial [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable, Modified, Accumulated	$ 4,410
Finance Receivable, Loan Restructuring and Refinancing, Percent of Amortized Loan Portfolio Class	0.20%
Commercial Portfolio Segment [Member] | Term Extension and Payment Delay | Venture Capital Loans [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable, Modified, Accumulated	$ 324
Finance Receivable, Loan Restructuring and Refinancing, Percent of Amortized Loan Portfolio Class	0.00%
Commercial Portfolio Segment [Member] | Payment Delay | Other Commercial [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable, Modified, Accumulated	$ 37
Finance Receivable, Loan Restructuring and Refinancing, Percent of Amortized Loan Portfolio Class	0.00%
Commercial Portfolio Segment [Member] | Term Extension and Interest Rate Reduction | Other Commercial [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable, Modified, Accumulated	$ 5
Finance Receivable, Loan Restructuring and Refinancing, Percent of Amortized Loan Portfolio Class	0.00%
Consumer Loan
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable, Modified, Accumulated	$ 16
Finance Receivable, Loan Restructuring and Refinancing, Percent of Amortized Loan Portfolio Class	0.00%
Consumer Loan | Extended Maturity
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable, Modified, Accumulated	$ 14
Finance Receivable, Loan Restructuring and Refinancing, Percent of Amortized Loan Portfolio Class	0.00%
Consumer Loan | Term Extension and Interest Rate Reduction
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable, Modified, Accumulated	$ 2
Finance Receivable, Loan Restructuring and Refinancing, Percent of Amortized Loan Portfolio Class	0.00%
Other Residential Real Estate | Mortgages [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable, Modified, Accumulated	$ 9,068
Finance Receivable, Loan Restructuring and Refinancing, Percent of Amortized Loan Portfolio Class	0.20%
Other Residential Real Estate | Mortgages [Member] | Extended Maturity
Financing Receivable, Troubled Debt Restructuring [Line Items]
Financing Receivable, Modified, Accumulated	$ 9,068
Finance Receivable, Loan Restructuring and Refinancing, Percent of Amortized Loan Portfolio Class	0.20%