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Earnings Per Share (Tables) | 12 Months Ended
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Sep. 30, 2020
Earnings Per Share [Abstract] |
Computation of Basic and Diluted Earnings Per Share | The following table reconciles basic and diluted weighted average shares used in the computation of earnings per share (in thousands, except per share data):
| Year Ended September 30,
| 2020 |  | 2019 |  | 2018
Numerator: |  |  |  |  |
Net income (loss) | $ | 16,660 |  |  | $ | 9,890 |  |  | $ | (7,152) |
Denominator: |  |  |  |  |
Weighted average basic shares | 11,624 |  |  | 11,571 |  |  | 11,507 |
Dilutive effect of restricted stock units | 69 |  |  | 63 |  |  | — |
Weighted average diluted shares with assumed conversions | 11,693 |  |  | 11,634 |  |  | 11,507 |
Earnings (loss) per share: |  |  |  |  |
Basic | $ | 1.43 |  |  | $ | 0.85 |  |  | $ | (0.62) |
Diluted | $ | 1.42 |  |  | $ | 0.85 |  |  | $ | (0.62) |

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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 -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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