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Net Income per Common Share | 9 Months Ended
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Oct. 31, 2022
Earnings Per Share [Abstract] |
Net Income per Common Share | 11. Net Income per Common Share The following is a reconciliation of the weighted-average common shares outstanding used for the computation of basic and diluted net income per common share:
|  | Three Months Ended |  |  | Nine Months Ended |
|  | October 31, |  |  | October 31, |
|  | 2022 |  |  | 2021 |  |  | 2022 |  |  | 2021 |
Basic weighted-average common shares outstanding |  |  | 92,174,160 |  |  |  | 98,202,399 |  |  |  | 93,544,085 |  |  |  | 98,209,796 |
Effect of dilutive options, performance stock units and restricted stock units |  |  | 861,906 |  |  |  | 1,213,439 |  |  |  | 778,698 |  |  |  | 1,237,755 |
Diluted weighted-average shares outstanding |  |  | 93,036,066 |  |  |  | 99,415,838 |  |  |  | 94,322,783 |  |  |  | 99,447,551 |
For the three months ended October 31, 2022 and 2021, awards to purchase 205,000 common shares ranging in price from $23.74 to $46.42 and 160,000 common shares ranging in price from $38.09 to $46.42, respectively, were excluded from the calculation of diluted net income per common share because the impact would be anti-dilutive. For the nine months ended October 31, 2022 and 2021, awards to purchase 203,333 common shares ranging in price from $23.74 to $46.42 and 173,333 common shares ranging in price from $35.85 to $46.42 were excluded from the calculation of diluted net income per common share because the impact would be anti-dilutive. Excluded from the calculation of diluted net income per common share as of October 31, 2022 and October 31, 2021, were 167,500 and 30,001 performance-based equity awards, respectively, because they did not meet the required performance criteria.

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