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Capital Stock (Tables) | 9 Months Ended
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Nov. 30, 2021
Share-based Payment Arrangement, Noncash Expense [Abstract] |
Changes in Issued and Outstanding Common Shares | The following details the changes in issued and outstanding common shares for the nine months ended November 30, 2021:
| Capital Stock and Additional Paid-in Capital
| Stock Outstanding (000s) |  | Amount
Common shares outstanding as at February 28, 2021 | 565,505 |  |  | $ | 2,823 |
Exercise of stock options | 460 |  |  | 2 |
Common shares issued for restricted share unit settlements | 6,967 |  |  | — |
Stock-based compensation | — |  |  | 25 |
Common shares issued for employee share purchase plan | 735 |  |  | 7 |
Common shares outstanding as at November 30, 2021 | 573,667 |  |  | $ | 2,857 |

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