Acquisitions - Intangible Assets (Details) - Rite Aid Corporation $ in Millions	12 Months Ended
Aug. 31, 2018 USD ($)
Business Acquisition [Line Items]
Definite-Lived Intangible Assets	$ 2,039
Customer relationships
Business Acquisition [Line Items]
Weighted-Average Useful Life (in years)	12 years
Definite-Lived Intangible Assets	$ 1,800
Favorable lease interests
Business Acquisition [Line Items]
Weighted-Average Useful Life (in years)	10 years
Definite-Lived Intangible Assets	$ 219
Trade names
Business Acquisition [Line Items]
Weighted-Average Useful Life (in years)	2 years
Definite-Lived Intangible Assets	$ 20

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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-Section 50
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- 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

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- Definition

Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-Name Accounting Standards Codification
-Topic 350
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