v3.26.3
Marketable Debt Securities - Additional Information (Detail)
$ in Millions
12 Months Ended
Aug. 29, 2026
USD ($)
security
Aug. 30, 2025
USD ($)
Marketable Debt Securities    
Available for sale securities debt maturity period range less than one year to approximately twenty-seven years  
Number of securities available for sale loss position | security 222  
Debt Securities, Available-for-Sale, Unrealized Loss Position, Accumulated Loss $ 1.8  
Marketable securities held in trust $ 119.9 $ 117.4