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Retirement Plans - Additional Information (Detail) - USD ($) | 2 Months Ended | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | --- | ---
Feb. 28, 2017 | Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024 | Dec. 31, 2024 | Dec. 29, 2016
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |  |  |
Employer contribution for first 3% of employee contributions |  |  |  | 100.00% |  |  |
Employer contribution for next 2% of employee contributions |  |  |  | 50.00% |  |  |
Percentage of first specified employee contributions |  |  |  | 3.00% |  |  |
Percentage of next specified employee contributions |  |  |  | 2.00% |  |  |
Employer matching contributions for retirement plan |  | $ 28,950 | $ 27,757 | $ 66,384 | $ 60,049 |  |
Maximum amount allocated to purchase common stock under ESOP |  |  |  |  |  |  | $ 5,000,000
Total number of ESOP shares |  |  |  | 659,212 |  |  |
Fair value of ESOP released from suspense account and recognized compensation cost |  |  |  | $ 626,251 |  |  |
Compensation cost recognized |  | $ 40,989 | $ 6,059 | $ 81,085 | $ 12,818 |  |
Number of non committed, unearned ESOP shares |  | 0 |  | 0 |  | 120,701 |
Fair value of unallocated ESOP shares |  | $ 0 |  | $ 0 |  | $ 112,421 |
Number of ESOP shares allocated |  | 538,511 |  | 538,511 |  | 538,511 |
Number of ESOP shares committed to be released |  | 120,701 |  | 120,701 |  |  |
Employee Stock Option |  |  |  |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |  |  |
Number of common stock, shares purchased | 682,500 |  |  |  |  |  |
Purchased common stock, value | $ 4,900,000 |  |  |  |  |  |

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- Definition Employee stock ownership plan ESOP maximum borrowing amount to purchase common stock. + References No definition available. + Details
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- Definition Employee stock ownership plan ESOP number of allocated and committed to be released shares. + References No definition available. + Details
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- Definition Employee stock ownership plan recognized to compensation cost. + References No definition available. + Details
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- Definition Percentage of first specified percentage of employee contribution. + References No definition available. + Details
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- Definition Percentage of matching contribution for first specified percentage of employee contribution. + References No definition available. + Details
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- Definition Percentage of matching contribution for next specified percentage of employee contribution. + References No definition available. + Details
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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. + References No definition available. + Details
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- Definition Amount of discretionary contributions made by an employer to a defined contribution plan. + References No definition available. + Details
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- Definition Fair value of unearned shares held by the employee stock ownership plan (ESOP). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 40 -Section 50 -Paragraph 1 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480489/718-40-50-1 + Details
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- Definition The shares or units in an ESOP trust that have been assigned to individual participant accounts based on a known formula. IRS rules require allocations to be nondiscriminatory generally based on compensation, length of service, or a combination of both. For any particular participant such shares or units may be vested, unvested, or partially vested. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 40 -Section 50 -Paragraph 1 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480489/718-40-50-1 + Details
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- Definition The shares that, although not legally released, will be released by a future scheduled and committed debt service payment and will be allocated to employees for service rendered in the current accounting period. The ESOP documents typically define the period of service to which the shares relate. ESOP shares are released to compensate employees directly, to settle employer liabilities for other employee benefits, and to replace dividends on allocated shares that are used for debt service. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 40 -Section 50 -Paragraph 1 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480489/718-40-50-1 + Details
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- Definition Shares contributed to the ESOP that have not yet been released, committed to be released, or allocated to participant accounts. Suspense shares generally collateralize ESOP debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 40 -Section 50 -Paragraph 1 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480489/718-40-50-1 + Details
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- Definition Number of shares purchased for issuance under share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (l) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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