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Loans and Allowance for Credit Losses (Narrative) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Financing receivable, recorded investment, nonaccrual status | $ 1,908 | $ 2,004
Mortgage loans in process of foreclosure, amount | 18 | 203
Loans and leases receivable, net amount, total | 2,539,464 | 2,105,231
Financing receivable origination fee, net | $ 1,400 | $ 1,200
Allowance from loan losses, as a percentage of total loans | 0.65% | 0.66%
Allowance from loan losses excluding PPP loans, as a percentage of total loans | 0.65% | 0.67%
Small Business Administration (SBA), CARES Act, Paycheck Protection Program [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Financing Receivable, Amount of Loans Authorized | $ 187 | $ 27,600
Federal National Mortgage Association |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and leases receivable, net amount, total | 343,800 |
Federal Home Loan Mortgage Corporation |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and leases receivable, net amount, total | 74,100 |
Directors, Associates and Policy Making Officers [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and leases receivable, related parties | 24,100 | 18,700
Loans and leases receivable, related parties, additions | 7,600 | 16,500
Loans and leases receivable, related parties, proceeds | 2,200 | 1,500
Residential Portfolio Segment [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Financing receivable, recorded investment, nonaccrual status | 1,259 | 803
Mortgage loans in process of foreclosure, amount | 263 | 311
Consumer Portfolio Segment [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Financing receivable, recorded investment, nonaccrual status | 28 |
Northwest Bank Branches [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Financing Receivable Net of Allowance | 22,900 | 39,900
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Financing Receivable, Related Discount | 298 | 516
Severn Bancorp, Inc. |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Loans and leases receivable, related parties, additions | 15,400 |
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Financing Receivable Net of Allowance | 372,200 | 553,000
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Financing Receivable, Related Discount | 6,700 | 8,400
Financing Receivable, Amount of Loans Authorized | 9,200 |
Special Mention [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Financing receivable, recorded investment, nonaccrual status | 0 | 0
Substandard [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Financing receivable, recorded investment, nonaccrual status | 1,900 | 2,000
Doubtful [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Financing receivable, recorded investment, nonaccrual status | $ 0 | $ 0

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