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Investment Securities - Schedule of Fair Value and Unrealized Loss on Debt Security Investments in a Continuous Unrealized Loss Position (Details) | Sep. 30, 2022 USD ($) security | Dec. 31, 2021 USD ($) security
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Debt Securities, Available-for-Sale [Line Items] |  |
Available-for-sale securities, Less than 12 Months: Number of Securities | security | 3 | 30
Available-for-sale securities, Less than 12 Months: Fair Value | $ 2,523,000 | $ 51,587,000
Available-for-sale securities, Less than 12 Months: Unrealized Losses | $ 477,000 | $ 351,000
Available-for-sale securities, 12 Months or More: Number of Securities | security | 133 | 0
Available-for-sale securities, 12 Months or More: Fair Value | $ 232,434,000 | $ 0
Available-for-sale securities, 12 Months or More: Unrealized Losses | $ 24,424,000 | $ 0
Available-for-sale securities, Total: Number of Securities | security | 136 | 30
Available-for-sale securities, Total: Fair Value | $ 234,957,000 | $ 51,587,000
Available-for-sale securities, Total: Unrealized Losses | $ 24,901,000 | $ 351,000
Schedule of Held-to-Maturity Securities [Line Items] |  |
Held-to-maturity securities, Less than 12 Months: Number of Securities | security | 43 | 138
Held-to-maturity securities, Less than 12 Months: Fair Value | $ 38,333,000 | $ 201,650,000
Held-to-maturity securities, Less than 12 Months: Unrealized Losses | $ 8,827,000 | $ 1,533,000
Held-to-maturity securities, 12 Months or More: Number of Securities | security | 379 | 1
Held-to-maturity securities, 12 Months or More: Fair Value | $ 301,349,000 | $ 255,000
Held-to-maturity securities, 12 Months or More: Unrealized Losses | $ 46,693,000 | $ 2,000
Held-to-maturity securities, Total: Number of Securities | security | 422 | 139
Held-to-maturity securities, Total: Fair Value | $ 339,682,000 | $ 201,905,000
Held-to-maturity securities, Total: Unrealized Losses | $ 55,520,000 | $ 1,535,000
Available-for-sale securities and Held-to-maturity securities, Less than 12 Months: Number of Securities | security | 46 | 168
Available-for-sale securities and Held-to-maturity securities, Less than 12 Months: Fair Value | $ 40,856,000 | $ 253,237,000
Available-for-sale securities and Held-to-maturity securities, Less than 12 Months: Unrealized Losses | $ 9,304,000 | $ 1,884,000
Available-for-sale securities and Held-to-maturity securities,, 12 Months or More: Number of Securities | security | 512 | 1
Available-for-sale securities and Held-to-maturity securities, 12 Months or More: Fair Value | $ 533,783,000 | $ 255,000
Available-for-sale securities and Held-to-maturity securities, 12 Months or More: Unrealized Losses | $ 71,117,000 | $ 2,000
Available-for-sale securities and Held-to-maturity securities, Total: Number of Securities | security | 558 | 169
Available-for-sale securities and Held-to-maturity securities, Total: Fair Value | $ 574,639,000 | $ 253,492,000
Available-for-sale securities and Held-to-maturity securities, Total: Unrealized Losses | $ 80,421,000 | $ 1,886,000
U.S. Treasury and U.S. government agencies |  |
Debt Securities, Available-for-Sale [Line Items] |  |
Available-for-sale securities, Less than 12 Months: Number of Securities | security | 0 | 24
Available-for-sale securities, Less than 12 Months: Fair Value | $ 0 | $ 45,476,000
Available-for-sale securities, Less than 12 Months: Unrealized Losses | $ 0 | $ 283,000
Available-for-sale securities, 12 Months or More: Number of Securities | security | 20 | 0
Available-for-sale securities, 12 Months or More: Fair Value | $ 37,584,000 | $ 0
Available-for-sale securities, 12 Months or More: Unrealized Losses | $ 1,927,000 | $ 0
Available-for-sale securities, Total: Number of Securities | security | 20 | 24
Available-for-sale securities, Total: Fair Value | $ 37,584,000 | $ 45,476,000
Available-for-sale securities, Total: Unrealized Losses | $ 1,927,000 | $ 283,000
Schedule of Held-to-Maturity Securities [Line Items] |  |
Held-to-maturity securities, Less than 12 Months: Number of Securities | security | 25 | 91
Held-to-maturity securities, Less than 12 Months: Fair Value | $ 30,523,000 | $ 149,425,000
Held-to-maturity securities, Less than 12 Months: Unrealized Losses | $ 7,405,000 | $ 1,165,000
Held-to-maturity securities, 12 Months or More: Number of Securities | security | 119 | 0
Held-to-maturity securities, 12 Months or More: Fair Value | $ 177,014,000 | $ 0
Held-to-maturity securities, 12 Months or More: Unrealized Losses | $ 28,697,000 | $ 0
Held-to-maturity securities, Total: Number of Securities | security | 144 | 91
Held-to-maturity securities, Total: Fair Value | $ 207,537,000 | $ 149,425,000
Held-to-maturity securities, Total: Unrealized Losses | $ 36,102,000 | $ 1,165,000
Mortgage-backed U.S. government agencies |  |
Debt Securities, Available-for-Sale [Line Items] |  |
Available-for-sale securities, Less than 12 Months: Number of Securities | security | 0 |
Available-for-sale securities, Less than 12 Months: Fair Value | $ 0 |
Available-for-sale securities, Less than 12 Months: Unrealized Losses | $ 0 |
Available-for-sale securities, 12 Months or More: Number of Securities | security | 91 |
Available-for-sale securities, 12 Months or More: Fair Value | $ 164,216,000 |
Available-for-sale securities, 12 Months or More: Unrealized Losses | $ 19,553,000 |
Available-for-sale securities, Total: Number of Securities | security | 91 |
Available-for-sale securities, Total: Fair Value | $ 164,216,000 |
Available-for-sale securities, Total: Unrealized Losses | $ 19,553,000 |
Schedule of Held-to-Maturity Securities [Line Items] |  |
Held-to-maturity securities, Less than 12 Months: Number of Securities | security | 1 | 24
Held-to-maturity securities, Less than 12 Months: Fair Value | $ 316,000 | $ 39,995,000
Held-to-maturity securities, Less than 12 Months: Unrealized Losses | $ 43,000 | $ 272,000
Held-to-maturity securities, 12 Months or More: Number of Securities | security | 63 | 0
Held-to-maturity securities, 12 Months or More: Fair Value | $ 45,147,000 | $ 0
Held-to-maturity securities, 12 Months or More: Unrealized Losses | $ 7,282,000 | $ 0
Held-to-maturity securities, Total: Number of Securities | security | 64 | 24
Held-to-maturity securities, Total: Fair Value | $ 45,463,000 | $ 39,995,000
Held-to-maturity securities, Total: Unrealized Losses | $ 7,325,000 | $ 272,000
State and political subdivision obligations |  |
Debt Securities, Available-for-Sale [Line Items] |  |
Available-for-sale securities, Less than 12 Months: Number of Securities | security | 0 | 2
Available-for-sale securities, Less than 12 Months: Fair Value | $ 0 | $ 1,168,000
Available-for-sale securities, Less than 12 Months: Unrealized Losses | $ 0 | $ 11,000
Available-for-sale securities, 12 Months or More: Number of Securities | security | 8 | 0
Available-for-sale securities, 12 Months or More: Fair Value | $ 3,374,000 | $ 0
Available-for-sale securities, 12 Months or More: Unrealized Losses | $ 986,000 | $ 0
Available-for-sale securities, Total: Number of Securities | security | 8 | 2
Available-for-sale securities, Total: Fair Value | $ 3,374,000 | $ 1,168,000
Available-for-sale securities, Total: Unrealized Losses | $ 986,000 | $ 11,000
Schedule of Held-to-Maturity Securities [Line Items] |  |
Held-to-maturity securities, Less than 12 Months: Number of Securities | security | 12 | 17
Held-to-maturity securities, Less than 12 Months: Fair Value | $ 2,338,000 | $ 5,302,000
Held-to-maturity securities, Less than 12 Months: Unrealized Losses | $ 535,000 | $ 25,000
Held-to-maturity securities, 12 Months or More: Number of Securities | security | 194 | 1
Held-to-maturity securities, 12 Months or More: Fair Value | $ 74,435,000 | $ 255,000
Held-to-maturity securities, 12 Months or More: Unrealized Losses | $ 10,416,000 | $ 2,000
Held-to-maturity securities, Total: Number of Securities | security | 206 | 18
Held-to-maturity securities, Total: Fair Value | $ 76,773,000 | $ 5,557,000
Held-to-maturity securities, Total: Unrealized Losses | $ 10,951,000 | $ 27,000
Corporate debt securities |  |
Debt Securities, Available-for-Sale [Line Items] |  |
Available-for-sale securities, Less than 12 Months: Number of Securities | security | 3 | 4
Available-for-sale securities, Less than 12 Months: Fair Value | $ 2,523,000 | $ 4,943,000
Available-for-sale securities, Less than 12 Months: Unrealized Losses | $ 477,000 | $ 57,000
Available-for-sale securities, 12 Months or More: Number of Securities | security | 14 | 0
Available-for-sale securities, 12 Months or More: Fair Value | $ 27,260,000 | $ 0
Available-for-sale securities, 12 Months or More: Unrealized Losses | $ 1,958,000 | $ 0
Available-for-sale securities, Total: Number of Securities | security | 17 | 4
Available-for-sale securities, Total: Fair Value | $ 29,783,000 | $ 4,943,000
Available-for-sale securities, Total: Unrealized Losses | $ 2,435,000 | $ 57,000
Schedule of Held-to-Maturity Securities [Line Items] |  |
Held-to-maturity securities, Less than 12 Months: Number of Securities | security | 5 | 6
Held-to-maturity securities, Less than 12 Months: Fair Value | $ 5,156,000 | $ 6,928,000
Held-to-maturity securities, Less than 12 Months: Unrealized Losses | $ 844,000 | $ 71,000
Held-to-maturity securities, 12 Months or More: Number of Securities | security | 3 | 0
Held-to-maturity securities, 12 Months or More: Fair Value | $ 4,753,000 | $ 0
Held-to-maturity securities, 12 Months or More: Unrealized Losses | $ 298,000 | $ 0
Held-to-maturity securities, Total: Number of Securities | security | 8 | 6
Held-to-maturity securities, Total: Fair Value | $ 9,909,000 | $ 6,928,000
Held-to-maturity securities, Total: Unrealized Losses | $ 1,142,000 | $ 71,000

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