v3.25.2
Regulatory Matters - Association's Actual Capital Amounts and Ratios (Detail) - Association [Member]
$ in Thousands
Jun. 30, 2025
USD ($)
Jun. 30, 2024
USD ($)
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]    
Actual, Community Bank Leverage Ratio, Amount $ 91,704 $ 86,672
Actual, Tier 1 capital (to adjusted total assets), Amount 91,704 86,672
Actual, Tangible capital (to adjusted tangible assets), Amount $ 91,704 $ 86,672
Actual, Community Bank Leverage Ratio, Ratio 0.1004 0.0923
Actual, Tier 1 capital (to adjusted total assets), Ratio 10.04% 9.23%
Actual, Tangible capital (to adjusted total assets), Ratio 0.1004 0.0923
Minimum Capital Requirement, Community Bank Leverage Ratio, Amount $ 82,219 $ 84,484
Minimum Capital Requirement, Tier 1 capital (to adjusted total assets), Amount 36,542 37,549
Minimum Capital Requirement, Tangible capital (to adjusted tangible assets), Amount $ 13,703 $ 14,081
Minimum Capital Requirement, Community Bank Leverage Ratio, Ratio 0.09 0.09
Minimum Capital Requirement, Tier 1 capital (to adjusted total assets), Ratio 4.00% 4.00%
Minimum Capital Requirement, Tangible capital (to adjusted tangible assets), Ratio 0.015 0.015
Minimum To Be Well Capitalised Under Prompt Corrective Action Provisions, Community Bank Leverage Ratio, Amount $ 82,219 $ 84,484
Minimum to Be Well Capitalized Under Prompt Corrective Action Provisions, Tier 1 capital (to adjusted total assets), Amount $ 45,677 $ 46,936
Minimum To Be Well Capitalised Under Prompt Corrective Action Provisions, Community Bank Leverage Ratio, Ratio 0.09 0.09
Minimum to Be Well Capitalized Under Prompt Corrective Action Provisions, Tier 1 capital (to adjusted total assets), Ratio 5.00% 5.00%