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Derivative Instruments (Narrative) (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Derivative [Line Items] |  |  |
Net gains or losses recognized in earnings related to yield maintenance provisions and interest-rate swaps | $ 0 | $ 0 | $ 0
Fair value, Derivative assets | 4,233,000 | 538,000 | 1,944,000
Fair value, Derivative liabilities | $ (4,233,000) | $ (538,000) | (1,944,000)
Derivative Asset, Statement of Financial Position [Extensible Enumeration] | Other Assets | Other Assets |
Derivative Liability, Statement of Financial Position [Extensible Enumeration] | Other Liabilities | Other Liabilities |
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] | Noninterest Income Other Operating Income | Noninterest Income Other Operating Income |
Interest Rate Swap [Member] |  |  |
Derivative [Line Items] |  |  |
Notional amount | $ 42,177,000 | $ 44,887,000 | 46,474,000
Interest-rate swaps | 2,767,000 |  |
Interest Rate Lock Commitments [Member] |  |  |
Derivative [Line Items] |  |  |
Notional amount | 3,940,000 | 50,312,000 | 1,048,613,000
Fair value, Derivative assets | $ 0 | 555,000 | 18,100,000
Interest Rate Lock Commitments [Member] | Minimum [Member] |  |  |
Derivative [Line Items] |  |  |
Commitments period | 30 days |  |
Interest Rate Lock Commitments [Member] | Maximum [Member] |  |  |
Derivative [Line Items] |  |  |
Commitments period | 60 days |  |
TBA Mortgage-Back Securities [Member] |  |  |
Derivative [Line Items] |  |  |
Notional amount |  | 53,250,000 | 506,750,000
Fair value, Derivative assets | $ 0 | 53,250,000 | 506,750,000
Fair value, Derivative liabilities | $ 0 | $ (73,000) | $ (2,690,000)

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