Restructuring and Other Charges, Net - Restructuring Reserve Activity (Details) $ in Millions	3 Months Ended
Dec. 27, 2019 USD ($)
Restructuring reserve
Restructuring reserve at the beginning of the period	$ 264
Charges	30
Changes in Estimate	(6)
Cash Payments	(49)
Non-Cash Items	(5)
Currency Translation and Other	6
Restructuring reserve at the end of the period	240
Fiscal 2020 Actions \| Employee severance
Restructuring reserve
Charges	15
Cash Payments	(1)
Restructuring reserve at the end of the period	14
Fiscal 2019 Actions
Restructuring reserve
Restructuring reserve at the beginning of the period	189
Charges	10
Changes in Estimate	(3)
Cash Payments	(25)
Non-Cash Items	(5)
Currency Translation and Other	5
Restructuring reserve at the end of the period	171
Fiscal 2019 Actions \| Employee severance
Restructuring reserve
Restructuring reserve at the beginning of the period	188
Charges	5
Changes in Estimate	(3)
Cash Payments	(23)
Non-Cash Items	(1)
Currency Translation and Other	3
Restructuring reserve at the end of the period	169
Fiscal 2019 Actions \| Facility and other exit costs
Restructuring reserve
Restructuring reserve at the beginning of the period	1
Charges	1
Cash Payments	(2)
Currency Translation and Other	2
Restructuring reserve at the end of the period	2
Fiscal 2019 Actions \| Property, plant, and equipment
Restructuring reserve
Charges	4
Non-Cash Items	(4)
Pre-Fiscal 2019 Actions
Restructuring reserve
Restructuring reserve at the beginning of the period	75
Charges	5
Changes in Estimate	(3)
Cash Payments	(23)
Currency Translation and Other	1
Restructuring reserve at the end of the period	55
Pre-Fiscal 2019 Actions \| Employee severance
Restructuring reserve
Restructuring reserve at the beginning of the period	73
Charges	1
Changes in Estimate	(3)
Cash Payments	(18)
Currency Translation and Other	1
Restructuring reserve at the end of the period	54
Pre-Fiscal 2019 Actions \| Facility and other exit costs
Restructuring reserve
Restructuring reserve at the beginning of the period	2
Charges	4
Cash Payments	(5)
Restructuring reserve at the end of the period	$ 1

Amount of decrease or (increase) in the reserve for full or partial settlement through consideration other than cash.

No definition available.

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- Definition

Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

+ References

+ Details

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- Definition

Discloses the amount charged against the accrued restructuring reserves, or earnings if not previously accrued, during the period for the specified type of restructuring cost.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
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+ Details

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Period Type:	duration

- Definition

Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section 50
-Paragraph 1
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- Definition

Amount of expense (reversal of expense) which increases (decreases) the restructuring reserve from an adjustment to a previously accrued restructuring liability.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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-SubTopic 10
-Section 50
-Paragraph 1
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Balance Type:	debit
Period Type:	duration

- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

+ Details

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- Definition

Amount of increase (decrease) in the restructuring reserve related to foreign currency translation (gain) loss and other increases (decreases).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
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