Restructuring and Other Charges, Net - Restructuring Reserve Activity (Details) $ in Millions	6 Months Ended
Mar. 29, 2019 USD ($)
Restructuring reserve
Restructuring reserve at the beginning of the period	$ 167
Charges	121
Changes in Estimate	(4)
Cash Payments	(64)
Non-Cash Items	(3)
Currency Translation	(4)
Restructuring reserve at the end of the period	213
Fiscal 2019 Actions \| Employee severance
Restructuring reserve
Charges	107
Cash Payments	(14)
Restructuring reserve at the end of the period	93
Fiscal 2018 Actions
Restructuring reserve
Restructuring reserve at the beginning of the period	118
Charges	5
Cash Payments	(34)
Non-Cash Items	(2)
Currency Translation	(3)
Restructuring reserve at the end of the period	84
Fiscal 2018 Actions \| Employee severance
Restructuring reserve
Restructuring reserve at the beginning of the period	114
Charges	1
Cash Payments	(32)
Currency Translation	(3)
Restructuring reserve at the end of the period	80
Fiscal 2018 Actions \| Facility and other exit costs
Restructuring reserve
Restructuring reserve at the beginning of the period	4
Charges	2
Cash Payments	(2)
Restructuring reserve at the end of the period	4
Fiscal 2018 Actions \| Property, plant, and equipment
Restructuring reserve
Charges	2
Non-Cash Items	(2)
Pre-Fiscal 2018 Actions
Restructuring reserve
Restructuring reserve at the beginning of the period	49
Charges	9
Changes in Estimate	(4)
Cash Payments	(16)
Non-Cash Items	(1)
Currency Translation	(1)
Restructuring reserve at the end of the period	36
Pre-Fiscal 2018 Actions \| Employee severance
Restructuring reserve
Restructuring reserve at the beginning of the period	49
Charges	7
Changes in Estimate	(4)
Cash Payments	(14)
Currency Translation	(2)
Restructuring reserve at the end of the period	36
Pre-Fiscal 2018 Actions \| Facility and other exit costs
Restructuring reserve
Charges	1
Cash Payments	(2)
Currency Translation	1
Pre-Fiscal 2018 Actions \| Property, plant, and equipment
Restructuring reserve
Charges	1
Non-Cash Items	$ (1)

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.

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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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+ Details

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- 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

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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

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-Publisher FASB
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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 decrease in the reserve for full or partial settlement through consideration other than cash.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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- Definition

Amount of foreign currency translation gain (loss) which decreases (increases) the restructuring reserve.

+ References

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