XML 120 R92.htm IDEA: XBRL DOCUMENT v3.24.2
Government grants - Additional Information (Detail) - USD ($)
$ in Millions
 12 Months Ended
Mar. 30, 2024
Mar. 25, 2023
Mar. 26, 2022
Accounts receivable [Member] | Canadian emergency wage subsidy program [Member]      
Government Grants [Line Items]      
Government grant receivable $ 0.0 $ 0.0  
Accounts receivable [Member] | Canadian emergency rent subsidy program [Member]      
Government Grants [Line Items]      
Government grant receivable 0.0 0.0  
Selling general and administrative expenses [Member] | Canadian emergency wage subsidy program [Member]      
Government Grants [Line Items]      
Government grant recognized 0.0 0.0 $ 0.5
Selling general and administrative expenses [Member] | Canadian emergency rent subsidy program [Member]      
Government Grants [Line Items]      
Government grant recognized $ 0.0 $ 0.0 $ 0.5