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Stock-Based Compensation - Weighted-Average Assumptions Utilized to Value Stock Options (Detail) - USD ($)
3 Months Ended 6 Months Ended
Mar. 30, 2024
Apr. 01, 2023
Mar. 30, 2024
Apr. 01, 2023
Share-Based Payment Arrangement [Abstract]        
Risk-free interest rate 4.40% 4.30% 4.40% 4.30%
Expected volatility 33.40% 33.90% 33.40% 33.90%
Expected life (in years) 4 years 9 months 18 days 4 years 9 months 18 days 4 years 9 months 18 days 4 years 9 months 18 days
Dividend yield $ 0 $ 0 $ 0 $ 0
Weighted average fair value of options granted $ 26.27 $ 27.42 $ 25.04 $ 25.92