Business Acquisition, Acquisition Related Costs [Line Items]

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- Definition

Business acquisition contingent consideration estimated to be paid in next fiscal year.

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- Definition

Number of shares of equity interests issued or issuable to acquire entity.

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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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- Definition

Amount of equity interests of the acquirer, including instruments or interests issued or issuable in consideration for the business combination.

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- Definition

Amount of liabilities incurred by the acquirer as part of consideration transferred in a business combination.

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- Definition

Amount of intangible assets, excluding goodwill, acquired at the acquisition date.

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- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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- Definition

The number of businesses acquired by the entity during the period.

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- Definition

The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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Acquisitions - Additional Information (Detail) shares in Millions, $ in Millions		1 Months Ended	9 Months Ended	12 Months Ended
	Nov. 08, 2017 USD ($) shares	Apr. 30, 2018 USD ($)	Sep. 29, 2018 USD ($) Business	Dec. 30, 2017 USD ($) Business
Business Acquisition, Acquisition Related Costs [Line Items]
Number of business acquired \| Business			5	4
Goodwill			$ 908	$ 851
Multiple Acquisition
Business Acquisition, Acquisition Related Costs [Line Items]
Contingent consideration estimated to be paid in 2019			15
Business combination consideration transferred			82
Goodwill			55
Multiple Acquisition \| Customer Relationships
Business Acquisition, Acquisition Related Costs [Line Items]
Intangible assets acquired			$ 12
CompuCom Systems, Inc
Business Acquisition, Acquisition Related Costs [Line Items]
Business combination consideration transferred	$ 937
Payment to acquire business	$ 52	$ 18
CompuCom Systems, Inc \| Common Stock
Business Acquisition, Acquisition Related Costs [Line Items]
Business combination consideration transferred common stock issued, shares \| shares	44
Business combination consideration transferred common stock issued, value	$ 135
CompuCom Systems, Inc \| Term Loan Facility
Business Acquisition, Acquisition Related Costs [Line Items]
Business combination consideration transferred liabilities incurred	$ 750
Senior secured term loan, term	5 years
Cleaning and Breakroom Supplies
Business Acquisition, Acquisition Related Costs [Line Items]
Number of business acquired \| Business				1
United States
Business Acquisition, Acquisition Related Costs [Line Items]
Number of business acquired \| Business			4	3