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Financial Guarantees (Detail) - USD ($) $ in Millions	3 Months Ended
	Jun. 29, 2019	Sep. 28, 2019
Guarantor Obligations [Line Items]
Guarantee Obligations Maximum Potential Payment		$ 322.7
Guarantee Liability Carrying Amount		6.4
Guarantees on the residual values of leased properties
Guarantor Obligations [Line Items]
Guarantee Obligations Maximum Potential Payment		105.0
Guarantee Liability Carrying Amount		0.0
Guarantees on the residual values of leased properties | Minimum [Member]
Guarantor Obligations [Line Items]
Guarantor Obligations, Term	P1Y
Guarantees on the residual values of leased properties | Maximum [Member]
Guarantor Obligations [Line Items]
Guarantor Obligations, Term	P4Y
Standby Letters of Credit [Member]
Guarantor Obligations [Line Items]
Guarantee Obligations Maximum Potential Payment		152.9
Guarantee Liability Carrying Amount		0.0
Standby Letters of Credit [Member] | Maximum [Member]
Guarantor Obligations [Line Items]
Guarantor Obligations, Term	P3Y
Commercial customer financing arrangements
Guarantor Obligations [Line Items]
Guarantee Obligations Maximum Potential Payment		64.8
Guarantee Liability Carrying Amount		$ 6.4
Commercial customer financing arrangements | Maximum [Member]
Guarantor Obligations [Line Items]
Guarantor Obligations, Term	P6Y

X

- Definition

The current carrying amount of the liability for the freestanding or embedded guarantor's obligations under the guarantee or each group of similar guarantees.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=118943654&loc=d3e12069-110248

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- 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

No definition available.

+ Details

Name:	us-gaap_GuaranteeObligationsLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=118943654&loc=d3e12069-110248

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Describe the approximate term of the guarantee or each group of similar guarantees.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=118943654&loc=d3e12069-110248

+ Details

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X

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

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Namespace Prefix:
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Balance Type:
Period Type:

X

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: