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Summary of Significant Accounting Policies - Concentration of Credit Risk (Details) - Customer Concentration Risk - Customer	3 Months Ended	12 Months Ended
	Sep. 30, 2023	Sep. 27, 2025	Sep. 28, 2024
Concentration Risk [Line Items]
Number of customers with balance greater than specified percentage		0
Accounts receivable | Minimum
Concentration Risk [Line Items]
Concentration risk, percentage		10.00%
Total revenues | Minimum
Concentration Risk [Line Items]
Concentration risk, percentage	10.00%	10.00%	10.00%

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- Definition

Number of customers with balance greater than specified percentage.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 954
-SubTopic 310
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
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For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

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-Topic 280
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