Basis of Presentation (Details) |
6 Months Ended | ||||
|---|---|---|---|---|---|
|
Apr. 21, 2025
USD ($)
$ / shares
shares
|
Apr. 14, 2021 |
Dec. 31, 2025
facility
subsidiary
shares
|
Dec. 31, 2024
shares
|
Apr. 20, 2025
USD ($)
|
|
| Basis of Presentation | |||||
| Sale of stock, percentage of ownership after transaction | 45.00% | ||||
| Shares of common stock issued | shares | 1,693,411 | ||||
| Shares issued to the ESOP | shares | 135,472 | ||||
| Share price | $ / shares | $ 10 | ||||
| Exchange ratio for conversion of shares | 1.3728 | ||||
| Gross offering proceeds | $ | $ 16,900,000 | ||||
| Offering expenses | $ | $ 1,700,000 | ||||
| Shares released | shares | 135,472 | 4,726 | 1,748 | ||
| Amount of ESOP loan | $ | $ 2,100,000 | $ 777,212 | |||
| Annual installments maturity term | 25 years | ||||
| Number of business facilities | facility | 5 | ||||
| Nonbank subsidiaries | subsidiary | 2 | ||||
| Marathon Mutual Holding Company | |||||
| Basis of Presentation | |||||
| Sale of stock, percentage of ownership before transaction | 55.00% | ||||
| X | ||||||||||
- Definition Represents the exchange ratio for conversion of shares. No definition available.
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| X | ||||||||||
- Definition Period of time between issuance and maturity of ESOP loan, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. No definition available.
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| X | ||||||||||
- Definition Nonbank subsidiaries No definition available.
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| X | ||||||||||
- Definition Number of business facilities. No definition available.
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| X | ||||||||||
- Definition The amount reported as a liability as of the balance sheet date by the entity (the employer) of the loan made by a third-party lender directly to the ESOP. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition This item represents the number of shares provided to the Employee Stock Ownership Plan (ESOP) during the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The cash outflow for cost incurred directly with the issuance of an equity security. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The cash inflow from the additional capital contribution to the entity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- 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/disclosureRef
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| X | ||||||||||
- Definition Percentage of subsidiary's or equity investee's stock owned by parent company after stock transaction. No definition available.
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| X | ||||||||||
- Definition Percentage of subsidiary's or equity investee's stock owned by parent company before stock transaction. No definition available.
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| X | ||||||||||
- Definition Per share or per unit amount of equity securities issued. No definition available.
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| X | ||||||||||
- Definition Number of shares issued during the period as a result of an employee stock purchase plan. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Number of new stock issued during the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Details
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