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AFS Securities (Amortized cost and fair value of AFS securities by contractual maturity) (Details) $ in Thousands | Dec. 31, 2022 USD ($)
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Debt Securities, Available-for-sale, Maturity, Amortized Cost, Rolling Maturity [Abstract] |
Maturing, Due in One Year or Less | $ 19,753
Maturing, After One Year But Within Five Years | 274,568
Maturing, After Five Years But Within Ten Years | 29,384
Maturing, After Ten Years | 38,090
Securities With Variable Monthly Payments or Noncontractual Maturities | 263,810
Debt Securities, Available-for-sale, Maturity, Fair Value, Rolling Maturity [Abstract] |
Maturing, Due in One Year or Less, Fair value | 19,666
Maturing, After One Year But Within Five Years, Fair value | 251,479
Maturing, After Five Years But Within Ten Years, Fair value | 27,703
Maturing, After Ten Years, Fair value | 34,493
Securities With Variable Monthly Payments or Noncontractual Maturities, Fair value | 247,140
States and political subdivisions [Member] |
Debt Securities, Available-for-sale, Maturity, Amortized Cost, Rolling Maturity [Abstract] |
Maturing, Due in One Year or Less | 19,753
Maturing, After One Year But Within Five Years | 42,946
Maturing, After Five Years But Within Ten Years | 21,234
Maturing, After Ten Years | 38,090
Securities With Variable Monthly Payments or Noncontractual Maturities | 0
Auction rate money market preferred [Member] |
Debt Securities, Available-for-sale, Maturity, Amortized Cost, Rolling Maturity [Abstract] |
Maturing, Due in One Year or Less | 0
Maturing, After One Year But Within Five Years | 0
Maturing, After Five Years But Within Ten Years | 0
Maturing, After Ten Years | 0
Securities With Variable Monthly Payments or Noncontractual Maturities | 3,200
Mortgage-backed securities [Member] |
Debt Securities, Available-for-sale, Maturity, Amortized Cost, Rolling Maturity [Abstract] |
Maturing, Due in One Year or Less | 0
Maturing, After One Year But Within Five Years | 0
Maturing, After Five Years But Within Ten Years | 0
Maturing, After Ten Years | 0
Securities With Variable Monthly Payments or Noncontractual Maturities | 42,309
Collateralized mortgage obligations [Member] |
Debt Securities, Available-for-sale, Maturity, Amortized Cost, Rolling Maturity [Abstract] |
Maturing, Due in One Year or Less | 0
Maturing, After One Year But Within Five Years | 0
Maturing, After Five Years But Within Ten Years | 0
Maturing, After Ten Years | 0
Securities With Variable Monthly Payments or Noncontractual Maturities | 218,301
Corporate Debt Securities |
Debt Securities, Available-for-sale, Maturity, Amortized Cost, Rolling Maturity [Abstract] |
Maturing, Due in One Year or Less | 0
Maturing, After One Year But Within Five Years | 0
Maturing, After Five Years But Within Ten Years | 8,150
Maturing, After Ten Years | 0
Securities With Variable Monthly Payments or Noncontractual Maturities | 0
US Treasury Securities |
Debt Securities, Available-for-sale, Maturity, Amortized Cost, Rolling Maturity [Abstract] |
Maturing, Due in One Year or Less | 0
Maturing, After One Year But Within Five Years | 231,622
Maturing, After Five Years But Within Ten Years | 0
Maturing, After Ten Years | 0
Securities With Variable Monthly Payments or Noncontractual Maturities | $ 0

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- Definition Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in next rolling fiscal year following latest fiscal year. For interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date. + References No definition available. + Details
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- Definition Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing after rolling tenth fiscal year following latest fiscal year. For interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date. + References No definition available. + Details
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- Definition Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing after rolling tenth fiscal year following latest fiscal year. For interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date. + References No definition available. + Details
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- Definition Amortized cost of investment in debt security, measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in rolling sixth through tenth fiscal year following latest fiscal year. For interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date. + References No definition available. + Details
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- Definition Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in next rolling fiscal year through fifth year following latest fiscal year. For interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date. + References No definition available. + Details
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