Income Taxes - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
Sep. 26, 2025	Sep. 27, 2024
Income Tax Contingency [Line Items]
Valuation allowance	$ 193,050	$ 217,397
Net operating losses	207,377	259,335
Undistributed earnings of foreign subsidiaries	191,100
Unrecognized tax benefits that would impact effective tax rate	41,100	27,100
Accrued interest and penalties	26,700	22,600
Decrease in unrecognized tax benefits	6,600
Foreign Country
Income Tax Contingency [Line Items]
Loss carry forwards of foreign subsidiaries	732,400	$ 915,600
Tax credit carryforward, amount	39,000
Tax credit carryforward, valuation allowance	22,400
Foreign Country \| Expiring In 2024
Income Tax Contingency [Line Items]
Tax credit carryforward, amount	5,800
Operating Loss Carryforwards, Foreign Settlement
Income Tax Contingency [Line Items]
Increase (decrease) in valuation allowance	$ 24,200

Amount of decrease reasonably possible in the next twelve months for the unrecognized tax benefit.

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