Leases - Schedule of Classification of Lease Liabilities (Details) - CAD ($) $ in Millions |
Mar. 31, 2024 |
Apr. 02, 2023 |
Apr. 03, 2022 |
|---|---|---|---|
| Schedule of Detailed Information About Lease Liabilities [Line Items] | |||
| Current lease liabilities | $ 79.9 | $ 76.1 | |
| Non-current lease liabilities | 250.6 | 258.7 | |
| Lease liabilities | 330.5 | 334.8 | $ 250.7 |
| Retail stores | |||
| Schedule of Detailed Information About Lease Liabilities [Line Items] | |||
| Current lease liabilities | 65.8 | 64.7 | |
| Non-current lease liabilities | 189.9 | 194.5 | |
| Lease liabilities | 255.7 | 259.2 | 217.2 |
| Manufacturing facilities | |||
| Schedule of Detailed Information About Lease Liabilities [Line Items] | |||
| Current lease liabilities | 6.3 | 6.1 | |
| Non-current lease liabilities | 17.5 | 21.6 | |
| Lease liabilities | 23.8 | 27.7 | 24.8 |
| Other | |||
| Schedule of Detailed Information About Lease Liabilities [Line Items] | |||
| Current lease liabilities | 7.8 | 5.3 | |
| Non-current lease liabilities | 43.2 | 42.6 | |
| Lease liabilities | $ 51.0 | $ 47.9 | $ 8.7 |