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Note 8 - Net Loss Per Share (Tables) | 12 Months Ended
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Dec. 31, 2023
Notes Tables |
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
|  | Year Ended December 31, |
|  | 2021 |  |  | 2022 |  |  | 2023 |
Numerator: |  |  |  |  |  |  |  |  |  |  |  |
Net loss attributable to BeyondSpring Inc.—basic and diluted |  | $ | (64,179 | ) |  | $ | (33,279 | ) |  | $ | (21,026 | )
Denominator: |  |  |  |  |  |  |  |  |  |  |  |
Weighted average number of ordinary shares outstanding—basic and diluted |  |  | 39,023,643 |  |  |  | 39,093,246 |  |  |  | 38,996,463 |
Net loss per share —basic and diluted |  | $ | (1.64 | ) |  | $ | (0.85 | ) |  | $ | (0.54 | )

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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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