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Note 12 - Earnings (Loss) Per Common Share (Tables) | 9 Months Ended
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Jun. 30, 2023
Notes Tables |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  | Three Months Ended |  |  | Nine Months Ended |
|  | June 30, 2023 |  |  | June 30, 2022 |  |  | June 30, 2023 |  |  | June 30, 2022 |
Net income (loss) |  | $ | 3,228 |  |  | $ | (6,574 | ) |  | $ | 7,768 |  |  | $ | (14,816 | )
Less: Income allocable to unvested restricted stock |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Income (loss) attributable to common shareholders for diluted earnings (loss) per share |  | $ | 3,228 |  |  | $ | (6,574 | ) |  | $ | 7,768 |  |  | $ | (14,816 | )
Weighted average number of common share equivalents: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common shares used in basic earnings (loss) per share |  |  | 13,171,654 |  |  |  | 13,013,616 |  |  |  | 13,131,795 |  |  |  | 12,977,146 |
Common share equivalents outstanding related to RSUs |  |  | 149,227 |  |  |  | — |  |  |  | 26,124 |  |  |  | — |
Total weighted average common shares and common share equivalents used in diluted earnings (loss) per share |  |  | 13,320,881 |  |  |  | 13,013,616 |  |  |  | 13,157,919 |  |  |  | 12,977,146 |
Earnings (loss) per share: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic |  | $ | 0.25 |  |  | $ | (0.51 | ) |  | $ | 0.59 |  |  | $ | (1.14 | )
Diluted |  | $ | 0.24 |  |  | $ | (0.51 | ) |  | $ | 0.59 |  |  | $ | (1.14 | )

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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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