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Revenue Recognition (Summary of Contract Assets and Liabilities) (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 26, 2025	Sep. 27, 2024
Revenue from Contract with Customer [Abstract]
Accounts receivable, net	$ 331,096	$ 315,465
Other non-current assets	114,164	120,609
Contract liabilities	31,382	31,644
Non-current contract liabilities	29,687	34,593
Other non-current liabilities	99,843	$ 135,852
Change ($)
Accounts receivable, net	15,631
Contract assets	(16,674)
Contract liabilities - current	(262)
Contract liabilities - non-current	$ (4,906)
Change (%)
Accounts receivable, net	5.00%
Contract assets	(8.00%)
Contract liabilities - current	(1.00%)
Contract liabilities - non-current	(14.00%)

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