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Fair Value of Financial Instruments - Quantitative Information on Assed Value, Non Recurring (Details) $ in Thousands | Jun. 30, 2024 USD ($) | Jun. 30, 2023 USD ($)
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Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Other real estate owned | $ 0 | $ 12,956
Significant Unobservable Inputs (Level 3) |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Collateral dependent loans, fair value | 6,910 |
Other real estate owned |  | 13,000
Fair Value, Measurements, Nonrecurring | Significant Unobservable Inputs (Level 3) |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Collateral dependent loans, fair value |  | 17,721
One- to four-family residential mortgage | Fair Value, Measurements, Nonrecurring |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Collateral dependent loans, fair value |  | 449
One- to four-family residential mortgage | Fair Value, Measurements, Nonrecurring | Significant Unobservable Inputs (Level 3) |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Collateral dependent loans, fair value |  | 449
Measurement Input, Cost to Sell | One- to four-family residential mortgage | Significant Unobservable Inputs (Level 3) |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Collateral dependent loans, fair value |  | 449
Other real estate owned |  | $ 12,956
Collateral dependent loans, measurement input |  | 0.0693
Other real estate owned, measurement input |  | 0.0400
Measurement Input, Cost to Sell | Commercial business | Multi-family mortgage | Significant Unobservable Inputs (Level 3) |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Collateral dependent loans, fair value | 1,896 | $ 7,300
Measurement Input, Cost to Sell | Commercial business | Nonresidential mortgage | Significant Unobservable Inputs (Level 3) |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Collateral dependent loans, fair value | $ 5,014 | $ 9,972
Minimum | Commercial business | Multi-family mortgage | Significant Unobservable Inputs (Level 3) |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Collateral dependent loans, measurement input |  | 0.06
Minimum | Commercial business | Nonresidential mortgage | Significant Unobservable Inputs (Level 3) |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Collateral dependent loans, measurement input |  | 0.09
Minimum | Measurement Input, Cost to Sell | Commercial business | Multi-family mortgage | Significant Unobservable Inputs (Level 3) |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Collateral dependent loans, measurement input | 0.1332 |
Minimum | Measurement Input, Cost to Sell | Commercial business | Nonresidential mortgage | Significant Unobservable Inputs (Level 3) |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Collateral dependent loans, measurement input | 0.0893 |
Maximum | Commercial business | Multi-family mortgage | Significant Unobservable Inputs (Level 3) |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Collateral dependent loans, measurement input |  | 0.09
Maximum | Commercial business | Nonresidential mortgage | Significant Unobservable Inputs (Level 3) |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Collateral dependent loans, measurement input |  | 0.16
Weighted Average | Measurement Input, Cost to Sell | One- to four-family residential mortgage | Significant Unobservable Inputs (Level 3) |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Collateral dependent loans, measurement input |  | 0.0693
Other real estate owned, measurement input |  | 0.0400
Weighted Average | Measurement Input, Cost to Sell | Commercial business | Multi-family mortgage | Significant Unobservable Inputs (Level 3) |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Collateral dependent loans, measurement input | 0.1332 | 0.0778
Weighted Average | Measurement Input, Cost to Sell | Commercial business | Nonresidential mortgage | Significant Unobservable Inputs (Level 3) |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Collateral dependent loans, measurement input | 0.0893 | 0.1178

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