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Net Income per Common Share (Tables) | 3 Months Ended
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Apr. 30, 2020
Net Income per Common Share |
Schedule of reconciliation between basic and diluted net income per share | The following table reconciles the numerators and denominators used in the calculation of basic and diluted net income (loss) per share:
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended April 30,
​ |  | 2020 |  | 2019
​ | ​ | (In thousands, except per share amounts)
Net income (loss) | ​ | $ | (39,295) | ​ | $ | 12,043
Basic net income (loss) per share: | ​ | ​ | ​ | ​ | ​ | ​
Basic common shares | ​ | ​ | 48,025 | ​ | ​ | 48,781
Basic net income (loss) per share | ​ | $ | (0.82) | ​ | $ | 0.25
​ | ​ | ​ | ​ | ​ | ​ | ​
Diluted net income (loss) per share: | ​ | ​ | ​ | ​ | ​ | ​
Basic common shares | ​ | ​ | 48,025 | ​ | ​ | 48,781
Dilutive restricted stock unit awards and stock options | ​ | ​ | — | ​ | ​ | 993
Diluted common shares | ​ | ​ | 48,025 | ​ | ​ | 49,774
Diluted net income (loss) per share | ​ | $ | (0.82) | ​ | $ | 0.24

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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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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