Financial risk management objectives and policies - Schedule of Unrealized Losses in Fair Value of Cash Flow Hedges in Other Comprehensive Income (Details) - CAD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Mar. 31, 2024 |
Apr. 02, 2023 |
Apr. 03, 2022 |
|
| Disclosure of detailed information about hedges [line items] | |||
| Gains (losses) on cash flow hedges, net of tax | $ (0.5) | $ 0.4 | $ 8.7 |
| Foreign exchange risk | Operating hedge program | Cash flow hedges | |||
| Disclosure of detailed information about hedges [line items] | |||
| Gains (losses) on cash flow hedges, net of tax | 1.3 | (3.7) | (4.5) |
| Tax expense (recovery) | $ 0.1 | $ 0.9 | $ (0.1) |