Share Capital - Common Shares Outstanding (Details) - shares |
12 Months Ended | ||
|---|---|---|---|
Jan. 31, 2026 |
Jan. 31, 2025 |
Jan. 31, 2024 |
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| Share Capital | |||
| Balance, beginning of year (in shares) | 85,605,969 | 85,183,000 | 84,820,000 |
| Stock options and share units exercised (in shares) | 427,000 | 423,000 | 363,000 |
| Repurchased shares (in shares) | (10,500) | ||
| Balance, end of year (in shares) | 86,022,028 | 85,605,969 | 85,183,000 |
| X | ||||||||||
- Definition Represents the number of shares issued from the exercise of stock options and share units. No definition available.
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| X | ||||||||||
- Definition Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Number of shares that have been repurchased and retired during the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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