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Loans Receivable and Allowance for Credit Losses - Recorded investment in loans by credit quality indicator (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2024 | Jun. 30, 2025
Credit quality indicator by year of origination |  |
Total | $ 368,253 | $ 380,572
One-to-Four Family Mortgages |  |
Credit quality indicator by year of origination |  |
Year 1 | 10,209 | 7,345
Year 2 | 22,131 | 13,833
Year 3 | 40,741 | 23,073
Year 4 | 57,154 | 39,958
Year 5 | 47,008 | 54,815
Prior | 155,416 | 195,298
Total | 332,659 | 334,322
One-to-Four Family Mortgages | Pass |  |
Credit quality indicator by year of origination |  |
Year 1 | 10,209 | 7,345
Year 2 | 22,131 | 13,833
Year 3 | 39,963 | 23,073
Year 4 | 55,912 | 39,493
Year 5 | 46,651 | 53,588
Prior | 152,989 | 193,428
Total | 327,855 | 330,760
One-to-Four Family Mortgages | Special Mention |  |
Credit quality indicator by year of origination |  |
Year 3 | 778 |
Year 4 | 836 | 465
Year 5 | 357 | 827
Prior | 1,877 | 1,355
Total | 3,848 | 2,647
One-to-Four Family Mortgages | Substandard |  |
Credit quality indicator by year of origination |  |
Year 4 | 406 |
Year 5 |  | 400
Prior | 550 | 515
Total | 956 | 915
Home Equity Lines of Credit |  |
Credit quality indicator by year of origination |  |
Year 1 | 378 | 856
Year 2 | 66 | 548
Year 3 | 82 | 66
Year 4 |  | 78
Prior | 531 | 560
Revolving | 6,895 | 7,725
Total | 7,952 | 9,833
Current Period Gross Write-Offs |  |
Current Period Gross Write-Offs, Revolving | 3 |
Current Period Gross Write-Offs, Total | 3 |
Home Equity Lines of Credit | Pass |  |
Credit quality indicator by year of origination |  |
Year 1 | 378 | 856
Year 2 | 66 | 548
Year 3 | 82 | 66
Year 4 |  | 78
Prior | 531 | 560
Revolving | 6,819 | 7,649
Total | 7,876 | 9,757
Home Equity Lines of Credit | Special Mention |  |
Credit quality indicator by year of origination |  |
Revolving | 76 | 76
Total | 76 | 76
Construction Loans |  |
Credit quality indicator by year of origination |  |
Year 1 | 7,385 | 5,981
Year 2 | 1,360 | 7,914
Year 3 | 181 | 170
Year 4 | 400 | 59
Year 5 | 113 | 365
Prior | 149 | 222
Total | 9,588 | 14,711
Construction Loans | Pass |  |
Credit quality indicator by year of origination |  |
Year 1 | 7,385 | 5,981
Year 2 | 1,360 | 7,914
Year 3 | 62 | 170
Year 4 | 400 | 59
Year 5 | 113 | 365
Prior | 149 | 222
Total | 9,469 | 14,711
Construction Loans | Substandard |  |
Credit quality indicator by year of origination |  |
Year 3 | 119 |
Total | 119 |
Consumer Loans |  |
Credit quality indicator by year of origination |  |
Year 1 | 3,002 | 777
Year 2 | 236 | 2,594
Year 3 | 55 | 215
Year 4 | 35 | 34
Year 5 | 71 | 33
Prior | 300 | 315
Total | 3,699 | 3,968
Consumer Loans | Pass |  |
Credit quality indicator by year of origination |  |
Year 1 | 3,002 | 777
Year 2 | 236 | 2,594
Year 3 | 55 | 215
Year 4 | 35 | 34
Year 5 | 71 | 33
Prior | 300 | 315
Total | 3,699 | 3,968
Commercial Loans |  |
Credit quality indicator by year of origination |  |
Year 1 | 5,119 | 4,604
Year 2 | 6,004 | 4,596
Year 3 | 3,133 | 5,499
Year 4 |  | 2,946
Prior | 99 | 93
Total | 14,355 | 17,738
Commercial Loans | Pass |  |
Credit quality indicator by year of origination |  |
Year 1 | 5,119 | 4,604
Year 2 | 6,004 | 4,596
Year 3 | 3,133 | 5,499
Year 4 |  | 2,946
Prior | 99 | 93
Total | $ 14,355 | $ 17,738

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