Stockholders' Equity, Valuation Assumptions Used in Calculating Performance Awards (Details) - Performance shares	12 Months Ended
	Sep. 27, 2024	Sep. 29, 2023	Sep. 30, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Volatility of common stock	37.36%	45.71%	44.04%
Average volatility of peer companies	30.95%	40.74%	46.28%
Average correlation coefficient of peer companies	0.54	0.65	0.65
Risk-free interest rate	4.61%	4.51%	0.79%
Dividend yield	3.04%	2.80%	1.40%