Interline Acquisition (Narrative) (Details) - Interline Brands Inc [Member] $ in Millions	Aug. 24, 2015 USD ($)
Business Acquisition [Line Items]
Aggregate purchase price	$ 1,668
Other Assets [Member] \| Trade Names [Member]
Business Acquisition [Line Items]
Intangible assets, infinite lived	253
Other Assets [Member] \| Customer Relationships [Member]
Business Acquisition [Line Items]
Intangible assets, finite lived	$ 310
Intangible assets, weighted average useful life	12 years

Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The amount of identifiable intangible assets recognized as of the acquisition date.

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Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.

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