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Earnings Per Share & Diluted Earnings Per Share (Tables) | 12 Months Ended
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Sep. 30, 2023
Earnings Per Share [Abstract] |
Reconciliation of Denominators of Basic and Diluted EPS Calculations | A reconciliation of the denominators of the basic and diluted EPS calculations follows, in thousands, except per share amounts:
|  | Years Ended September 30, |
|  | 2023 |  |  | 2022 |  |  | 2021 |
Numerator: |  |  |  |  |  |  |  |  |
Net (loss) income |  | $ | (12,582 | ) |  | $ | 17,367 |  |  | $ | 1,508 |
Denominator: |  |  |  |  |  |  |  |  |
Weighted-average shares used to compute basic EPS |  |  | 14,065 |  |  |  | 14,014 |  |  |  | 14,189 |
Dilutive potential common shares due to stock options (1) |  |  | — |  |  |  | 170 |  |  |  | 151 |
Dilutive potential common shares due to RSUs (1) |  |  | — |  |  |  | — |  |  |  | — |
Weighted-average shares used to compute diluted EPS |  |  | 14,065 |  |  |  | 14,184 |  |  |  | 14,340 |
(Loss) Income per share: |  |  |  |  |  |  |  |  |
Net (loss) income per basic share |  | $ | (0.89 | ) |  | $ | 1.24 |  |  | $ | 0.11 |
Net (loss) income per diluted share |  | $ | (0.89 | ) |  | $ | 1.22 |  |  | $ | 0.11 |
(1) The number of common stock equivalents is calculated using the treasury stock method and the average market price during the period.

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482662/260-10-50-1 + Details
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