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Business Combinations - Additional Information (Details) |  |  | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | --- | ---
Jan. 20, 2023 USD ($) loan | Feb. 25, 2022 USD ($) | Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($) | Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($) | Jun. 30, 2023 USD ($)
Goodwill |  |  | $ 50,727,000 |  | $ 50,727,000 |  | $ 50,773,000
Citizens |  |  |  |  |  |  |
Transaction value | $ 133,169,000 |  |  |  |  |  |
Identifiable intangible assets | 24,645,000 |  |  |  |  |  |
Goodwill | 23,438,000 |  |  |  |  |  |
Goodwill tax deductible | 0 |  |  |  |  |  |
Loan portfolio | 461,500,000 |  |  |  |  |  |
Fair value discount | 14,100,000 |  |  |  |  |  |
Fair value | 419,500,000 |  |  |  |  |  |
Gross | $ 520,000,000.0 |  |  |  |  |  |
Number of PCD loans identified | loan | 48 |  |  |  |  |  |
PCD loans | $ 27,481,000 |  |  |  |  |  |
Citizens | Noninterest expense |  |  |  |  |  |  |
Third-party acquisition-related costs incurred |  |  | $ 39,000 | $ 605,000 | $ 95,000 | $ 730,000 |
Citizens | Core Deposits |  |  |  |  |  |  |
Identifiable intangible assets | $ 22,100,000 |  |  |  |  |  |
Acquired intangible assets useful life (in years) | 10 years |  |  |  |  |  |
Citizens | Acquired trust and wealth management |  |  |  |  |  |  |
Identifiable intangible assets | $ 2,600,000 |  |  |  |  |  |
Acquired intangible assets useful life (in years) | 10 years |  |  |  |  |  |
Fortune |  |  |  |  |  |  |
PCD loans |  | $ 15,055,000 |  |  |  |  |

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