Minimum amount to be expended to satisfy the terms of arrangements in which the entity has agreed to expend funds to procure goods or services, excluding long-term purchase commitments or unconditional purchase obligations.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(17))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(19))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(25))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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

Commitments and Contingencies - Additional Information (Detail) - USD ($) $ in Millions	Jul. 28, 2018	Jun. 29, 2019
SGA Food Group Companies
Unrecorded Unconditional Purchase Obligation [Line Items]
Cash consideration for acquisition	$ 1,800
SGA Food Group Companies \| Senior secured term loan facility \| Secured debt
Unrecorded Unconditional Purchase Obligation [Line Items]
Maximum future borrowing capacity	$ 1,500
Purchase orders and contract commitments
Unrecorded Unconditional Purchase Obligation [Line Items]
Purchase commitments		$ 783
Information technology commitments
Unrecorded Unconditional Purchase Obligation [Line Items]
Purchase commitments		60
Diesel fuel
Unrecorded Unconditional Purchase Obligation [Line Items]
Purchase commitments		112
Electricity
Unrecorded Unconditional Purchase Obligation [Line Items]
Purchase commitments		$ 5