Income Taxes - Significant Components of Company's Deferred Tax Assets and Liabilities (Details) - USD ($)	Sep. 28, 2024	Sep. 30, 2023
Deferred tax assets
Net operating loss and other tax carryforwards	$ 137,100,000	$ 125,800,000
Capitalized research and development	96,800,000	70,100,000
Non-deductible accruals	41,000,000.0	32,700,000
Non-deductible reserves	37,800,000	42,800,000
Stock-based compensation	21,900,000	19,800,000
Nonqualified deferred compensation plan	15,900,000	13,500,000
Lease liability	26,200,000	14,000,000.0
Other temporary differences	21,000,000.0	5,900,000
Deferred tax assets, gross	397,700,000	324,600,000
Less: valuation allowance	(143,100,000)	(114,700,000)
Deferred tax assets, net	254,600,000	209,900,000
Deferred tax liabilities
Depreciation and amortization	(161,800,000)	(160,300,000)
Right of use asset	(23,400,000)	(13,200,000)
Deferred tax liabilities, net	(185,200,000)	(173,500,000)
Deferred Tax Assets, Net	$ 69,400,000	$ 36,400,000

Deferred tax assets lease liability

No definition available.

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- Definition

The tax effect as of the balance sheet date of the amount of future tax deductions arising from the Company's nonqualified deferred compensation plan.

+ References

No definition available.

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- Definition

The amount as of the balance sheet date of the estimated future tax effects attributable to amortization of intangible assets, and to a lesser extent, depreciation of property and equipment.

+ References

No definition available.

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- Definition

Deferred Tax Liabilities right of use asset

+ References

No definition available.

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- Definition

Amount of deferred tax liability attributable to taxable temporary differences.

+ References

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-Topic 740
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-Name Accounting Standards Codification
-Section 50
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- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
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-Name Accounting Standards Codification
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- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from in-process research and development costs expensed in connection with a business combination.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 740
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- Definition

Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 740
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- Definition

Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

+ References

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- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards.

+ References

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- Definition

Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences, classified as other.

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- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from share-based compensation.

+ References

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- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from accrued liabilities.

+ References

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- Definition

Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences from reserves, classified as other.

+ References

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- Definition

Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
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- References

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