Reserves - Additional Information (Detail) - $ / shares |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Stock Options [member] | ||||
| Disclosure of terms and conditions of share-based payment arrangement [line items] | ||||
| Description of Typical Term Of options issued | seven | |||
| Vesting period | three | |||
| Trailing period for expected volatility | 36 months | |||
| Description of share option grants | The Company expenses the fair value of share purchase options that are expected to vest on a straight-line basis over the vesting period using the Black-Scholes option pricing model to estimate the fair value for each option at the date of grant. | |||
| Weighted average share price at the time of exercise | $ 189.28 | $ 116.13 | $ 182.16 | $ 112.17 |
| RSU [member] | ||||
| Disclosure of terms and conditions of share-based payment arrangement [line items] | ||||
| Vesting period | three | |||