Employee Stock Purchase and Stock Incentive Plans - Schedule of 2023 SIP, 1999 OSDP and StreetLight Plan (Details) - $ / shares	12 Months Ended
Sep. 26, 2025	Sep. 27, 2024	Sep. 29, 2023
At fiscal year end:
Range of exercise prices for options outstanding, minimum (in dollars per share)	$ 9.55	$ 9.55	$ 5.64
Range of exercise prices for options outstanding, maximum (in dollars per share)	$ 13.14	$ 36.73	$ 60.43
Number of options exercisable (in shares)	47,746	80,509	180,911
For the fiscal year:
Range of prices relating to options exercised, minimum (in dollars per share)	$ 9.55	$ 5.64	$ 7.05
Range of prices relating to options exercised, maximum (in dollars per share)	$ 36.73	$ 60.43	$ 60.43

Share Based Compensation Shares Authorized Under Stock Option Plans Exercised Price Range Lower Range Limit

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- Definition

Share Based Compensation Shares Authorized Under Stock Option Plans Exercised Price Range Upper Range Limit

+ References

No definition available.

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- References

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- Definition

The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (g)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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- Definition

The number of shares reserved for issuance pertaining to the outstanding exercisable stock options as of the balance sheet date in the customized range of exercise prices for which the market and performance vesting condition has been satisfied.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iii)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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- Definition

The ceiling of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range.

+ References

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