Business Combination and Asset Purchase - Schedule of Annual Amortization of Core Deposit Intangible Assets (Detail) $ in Thousands |
Sep. 30, 2026
USD ($)
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| Core Deposits [Member] | |
| Business Acquisition [Line Items] | |
| 2026 | $ 1,096 |
| 2027 | 1,096 |
| 2028 | 980 |
| 2029 | 646 |
| Total | 3,818 |
| Ossian [Member] | Core Deposits [Member] | |
| Business Acquisition [Line Items] | |
| 2026 | 140 |
| 2027 | 140 |
| 2028 | 47 |
| Total | 327 |
| Perpetual Federal Savings Bank in 2021 and 2022 [Member] | Core Deposits [Member] | |
| Business Acquisition [Line Items] | |
| 2026 | 95 |
| 2027 | 95 |
| 2028 | 72 |
| Total | 262 |
| Peoples Federal Savings and Loan [Member] | Core Deposits [Member] | |
| Business Acquisition [Line Items] | |
| 2026 | 861 |
| 2027 | 861 |
| 2028 | 861 |
| 2029 | 646 |
| Total | 3,229 |
| Adams County Financial Resources [Member] | Customer Lists [Member] | |
| Business Acquisition [Line Items] | |
| 2026 | 123 |
| 2027 | 49 |
| Total | $ 172 |
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of amortization expense for finite-lived intangible asset expected to be recognized in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of amortization expense for finite-lived intangible asset expected to be recognized in remainder of current fiscal year. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of amortization expense for finite-lived intangible asset expected to be recognized in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of amortization expense for finite-lived intangible asset expected to be recognized in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, after accumulated amortization, of finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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