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Financial Instruments - Additional Information (Details) - Vendor | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 25, 2021 | Sep. 25, 2021
Trade receivables | Credit concentration risk | Cellular network carriers |  |
Financial Instruments [Line Items] |  |
Concentration risk, percentage | 45.00% | 42.00%
Non-trade receivables | Credit concentration risk |  |
Financial Instruments [Line Items] |  |
Number of vendors that individually represented 10% or more of total vendor non-trade receivables | 3 | 3
Non-trade receivables | Credit concentration risk | Vendor one |  |
Financial Instruments [Line Items] |  |
Concentration risk, percentage | 54.00% | 52.00%
Non-trade receivables | Credit concentration risk | Vendor two |  |
Financial Instruments [Line Items] |  |
Concentration risk, percentage | 13.00% | 11.00%
Non-trade receivables | Credit concentration risk | Vendor three |  |
Financial Instruments [Line Items] |  |
Concentration risk, percentage | 12.00% | 11.00%
Hedges of foreign currency exposure associated with revenue and inventory purchases |  |
Financial Instruments [Line Items] |  |
Hedged foreign currency transactions, expected recognition period | 12 months |
Hedges of foreign currency exposure associated with term debt and marketable securities |  |
Financial Instruments [Line Items] |  |
Hedged foreign currency transactions, expected recognition period | 21 years |

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- Definition The number of vendors representing a significant portion of non-trade receivables. + References No definition available. + Details
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- Definition 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 Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 42 -URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e9054-108599 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 18 -URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e6351-108592 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=123594938&loc=d3e13531-108611 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123594938&loc=d3e13537-108611 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e6404-108592 + Details
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