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Consolidated Statements of Shareholders' Equity - USD ($) $ in Thousands | Total | Impact of Adopting CECL (ASU 2016-13) | Common Stock | Retained Earnings | Retained Earnings Impact of Adopting CECL (ASU 2016-13) | Accumulated Other Comprehensive Loss
--- | --- | --- | --- | --- | --- | ---
Beginning Balance (in shares) at Sep. 30, 2022 |  |  | 8,221,952 |  |  |
Beginning Balance at Sep. 30, 2022 | $ 218,569 |  | $ 38,751 | $ 180,535 |  | $ (717)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | 27,118 |  |  | 27,118 |  |
Other comprehensive (loss) income | (367) |  |  |  |  | (367)
Repurchase of common stock (in shares) |  |  | (185,399) |  |  |
Repurchase of common stock, net of tax | $ (4,998) |  | $ (4,998) |  |  |
Restricted stock grants (in shares) | 26,150 |  |  |  |  |
Exercise of stock options (in shares) | 42,635 |  | 42,635 |  |  |
Exercise of stock options | $ 698 |  | $ 698 |  |  |
Common stock dividends | (8,267) |  |  | (8,267) |  |
Stock-based compensation expense | 320 |  |  |  |  |
Ending Balance at Sep. 30, 2023 | 233,073 | $ (488) | $ 34,771 | 199,386 |  | (1,084)
Ending Balance (in shares) at Sep. 30, 2023 |  |  | 8,105,338 |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | 24,283 |  |  | 24,283 |  |
Other comprehensive (loss) income | 1,104 |  |  |  |  | 1,104
Repurchase of common stock (in shares) |  |  | (218,976) |  |  |
Repurchase of common stock, net of tax | $ (5,958) |  | $ (5,958) |  |  |
Restricted stock grants (in shares) | 28,615 |  |  |  |  |
Exercise of stock options (in shares) | 45,150 |  | 45,150 |  |  |
Exercise of stock options | $ 659 |  | $ 659 |  |  |
Common stock dividends | (7,650) |  |  | (7,650) |  |
Stock-based compensation expense | 390 |  | 390 |  |  |
Ending Balance at Sep. 30, 2024 | 245,413 | $ (488) | $ 29,862 | 215,531 | $ (488) | 20
Ending Balance (in shares) at Sep. 30, 2024 |  |  | 7,960,127 |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | 29,161 |  |  | 29,161 |  |
Other comprehensive (loss) income | (318) |  |  |  |  | (318)
Repurchase of common stock (in shares) |  |  | (179,966) |  |  |
Repurchase of common stock, net of tax | $ (5,759) |  | $ (5,759) |  |  |
Restricted stock grants (in shares) | 33,200 |  |  |  |  |
Exercise of stock options (in shares) | 76,210 |  | 76,210 |  |  |
Exercise of stock options | $ 1,665 |  | $ 1,665 |  |  |
Common stock dividends | (8,085) |  |  | (8,085) |  |
Stock-based compensation expense | 537 |  | 537 |  |  |
Ending Balance at Sep. 30, 2025 | $ 262,614 |  | $ 26,305 | $ 236,607 |  | $ (298)
Ending Balance (in shares) at Sep. 30, 2025 |  |  | 7,889,571 |  |  |

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