Accounts Receivable and Other Receivables - Additional Information (Detail) - Non Accrual [Member] - CAD ($) $ in Millions |
12 Months Ended | |
|---|---|---|
Mar. 28, 2026 |
Mar. 29, 2025 |
|
| Accounts Receivables [Line Items] | ||
| Payment period of term loan | revolving lines of credit and/or installment plans under which the payment terms exceed one year. | |
| Credit card receivables | $ 1.4 | $ 1.1 |