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v3.26.1

Note 1 - Organization and Summary of Significant Accounting Policies (Details Textual) |  | 3 Months Ended |
--- | --- | --- | ---
Oct. 31, 2025 USD ($) | Mar. 31, 2026 USD ($) | Mar. 31, 2025 USD ($) | Dec. 31, 2025 USD ($)
Investment, Proportional Amortization Method, Elected, Statement of Financial Position [Extensible Enumeration] |  | Other Assets |  | Other Assets
Investment, Proportional Amortization Method, Elected, Amount |  | $ 5,767,000 |  | $ 5,963,000
Investment Program, Proportional Amortization Method, Elected, Commitment |  | $ 166,000 |  | 166,000
Number of Stores |  | 30 |  |
Goodwill, Impairment Loss | $ 0 |  |  |
Number of Operating Segments |  | 1 |  |
Number of Reportable Segments |  | 1 |  |
Commodity Sales [Member] |  |  |  |
Revenue from Contract with Customer, Including Assessed Tax |  | $ 2,151,000 | $ 2,314,000 |
Cost of Product and Service Sold |  | 2,151,000 | 2,314,000 |
Gross Profit |  | 0 | $ 0 |
Contract with Customer, Liability |  | $ 14,135,000 |  | $ 23,549,000
Opportunity Bank of Montana [Member] |  |  |  |
Subsidiary, Ownership Percentage, Parent |  | 100.00% |  |
Eagle Bancorp Statutory Trust I [Member] |  |  |  |
Subsidiary, Ownership Percentage, Parent |  | 100.00% |  |

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