STOCK-BASED COMPENSATION - Principal assumptions used to determine fair value of stock options (Details) - CAD ($) |
12 Months Ended | |
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Dec. 31, 2025 |
Dec. 31, 2024 |
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| Share-based Payment Arrangements [Abstract] | ||
| Weighted average fair value | $ 4.99 | $ 8.08 |
| Risk-free interest rate | 3.00% | 3.40% |
| Dividend yield | 5.20% | 3.60% |
| Volatility of Class B Non-Voting Shares | 22.70% | 24.20% |
| Weighted average expected life | 5 years 6 months | 5 years 4 months 24 days |
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- Definition The expected volatility of the share price used to calculate the fair value of the share options granted. Expected volatility is a measure of the amount by which a price is expected to fluctuate during a period. The measure of volatility used in option pricing models is the annualised standard deviation of the continuously compounded rates of return on the share over a period of time. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The implied yield currently available on zero-coupon government issues of the country in whose currency the exercise price for share options granted is expressed, with a remaining term equal to the expected term of the option being valued (based on the option's remaining contractual life and taking into account the effects of expected early exercise). [Refer: Government [member]] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The percentage of an expected dividend used to calculate the fair value of share options granted. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The weighted average fair value of share options granted during the period at the measurement date. [Refer: Weighted average [member]] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Share-based Payment Arrangements [Abstract] No definition available.
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- Definition Weighted Average Expected Life, Share Options Granted No definition available.
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