Summary Of Significant Accounting Policies (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended						6 Months Ended		9 Months Ended		12 Months Ended
	Jun. 28, 2025	Mar. 29, 2025	Dec. 28, 2024	Jun. 29, 2024	Mar. 30, 2024	Dec. 30, 2023	Mar. 29, 2025	Mar. 30, 2024	Jun. 28, 2025	Jun. 29, 2024	Sep. 27, 2025	Sep. 28, 2024	Sep. 30, 2023	Oct. 02, 2022
Summary Of Significant Accounting Policies
Fiscal Period Duration - Weeks											1 year	1 year	1 year
Interest Costs Incurred											$ 77,625	$ 72,154	$ 63,861
Interest Costs Capitalized											5,550	5,824	4,023
Goodwill impairment charge											0	0	0
Retained earnings	$ 2,779,325	$ 2,729,980	$ 2,684,515	$ 2,602,371	$ 2,552,209	$ 2,506,656	$ 2,729,980	$ 2,552,209	$ 2,779,325	$ 2,602,371	2,834,548	2,635,950	2,462,640
Net sales	(969,582)	(934,022)	(907,882)	(914,135)	(920,208)	(855,222)	(1,841,904)	(1,775,430)	(2,811,486)	(2,689,565)	(3,860,624)	(3,608,960)	(3,316,190)
Cost of sales	696,913	675,255	662,804	656,874	661,199	613,792	1,338,059	1,274,991	2,034,972	1,931,865	$ 2,794,802	2,589,525	2,414,090
Revision of Prior Period, Error Correction, Adjustment
Summary Of Significant Accounting Policies
Retained earnings	(30,725)	(29,504)	(28,360)	(32,262)	(35,013)	(29,516)	(29,504)	(35,013)	(30,725)	(32,262)		(32,773)	(34,339)
Net sales	1,781	818	2,433	(9,400)	10,095	1,628	3,251	11,723	5,032	2,323		200	2,932
Cost of sales	$ (2,772)	$ (1,393)	$ (5,236)	$ 5,202	$ (2,151)	$ (9,859)	$ (6,629)	$ (12,010)	$ (9,401)	$ (6,808)		(15,689)	(9,155)
Revision of Prior Period, Error Correction, Adjustment | Long-term aftermarket service contracts
Summary Of Significant Accounting Policies
Retained earnings														$ (30,920)
Net sales												200	(436)
Cost of sales												(8,092)	(2,024)
Revision of Prior Period, Error Correction, Adjustment | Warranty costs
Summary Of Significant Accounting Policies
Retained earnings														$ (8,400)
Cost of sales												$ (1,200)	$ 300
Minimum
Summary Of Significant Accounting Policies
Warranty period - months											twelve
Maximum
Summary Of Significant Accounting Policies
Warranty period - months											sixty
Buildings and Improvements | Minimum
Summary Of Significant Accounting Policies
Property, Plant and Equipment, Useful Life											15 years
Buildings and Improvements | Maximum
Summary Of Significant Accounting Policies
Property, Plant and Equipment, Useful Life											40 years
Machinery And Equipment | Minimum
Summary Of Significant Accounting Policies
Property, Plant and Equipment, Useful Life											5 years
Machinery And Equipment | Maximum
Summary Of Significant Accounting Policies
Property, Plant and Equipment, Useful Life											15 years
Computer Equipment and Software | Minimum
Summary Of Significant Accounting Policies
Property, Plant and Equipment, Useful Life											3 years
Computer Equipment and Software | Maximum
Summary Of Significant Accounting Policies
Property, Plant and Equipment, Useful Life											10 years
Stock Appreciation Rights (SARs)
Summary Of Significant Accounting Policies
Vesting period											3 years
Performance-based Restricted Stock Units (PSUs)
Summary Of Significant Accounting Policies
Vesting period											3 years