For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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Description of the types of products and services from which the reportable segment derives its revenue.

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Description of the factors used to identify reportable segments, including the basis of organization (for example, whether management has chosen to organize the enterprise around differences in products and services, geographic areas, regulatory environments, or a combination of factors and whether operating segments have been aggregated to reportable segments).

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Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

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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.

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Segment Reporting (Narrative) (Details)	12 Months Ended
Segment Reporting (Narrative) (Details)	Sep. 30, 2018	Oct. 01, 2017	Oct. 02, 2016
Segment Reporting Information [Line Items]
Basis for segment information	Segment information is prepared on the same basis that our ceo, who is our Chief Operating Decision Maker, manages the segments, evaluates financial results, and makes key operating decisions.
Number of reportable operating segments	4
Disclosure of significant customers	No customer accounts for 10% or more of our revenues
Total net revenues [Member]
Segment Reporting Information [Line Items]
Percentage of revenue from other countries	100.00%	100.00%	100.00%
Total net revenues [Member] \| Japan Canada China and UK [Member]
Segment Reporting Information [Line Items]
Percentage of revenue from other countries	81.00%
Operating Segments [Member] \| Americas [Member]
Segment Reporting Information [Line Items]
Description of segment products and services	Americas, CAP, and EMEA operations sell coffee and other beverages, complementary food, packaged coffees, single-serve coffee products and a focused selection of merchandise through company-operated stores and licensed stores.
Operating Segments [Member] \| China/Asia Pacific [Member]
Segment Reporting Information [Line Items]
Description of segment products and services	Americas, CAP and EMEA operations sell coffee and other beverages, complementary food, packaged coffees, single-serve coffee products and a focused selection of merchandise through company-operated stores and licensed stores.
Operating Segments [Member] \| EMEA [Member]
Segment Reporting Information [Line Items]
Description of segment products and services	Americas, CAP and EMEA operations sell coffee and other beverages, complementary food, packaged coffees, single-serve coffee products and a focused selection of merchandise through company-operated stores and licensed stores.
Operating Segments [Member] \| Channel Development [Member]
Segment Reporting Information [Line Items]
Description of segment products and services	Channel Development revenues include packaged coffee sales, tea and ready-to-drink beverages to customers outside of our company-operated and licensed stores. Historically revenues have included domestic and international sales of our packaged coffee, tea and ready-to-drink products to grocery, warehouse club and specialty retail stores and through institutional foodservice companies which serviced businesses. In the fourth quarter of fiscal 2018, we licensed our consumer packaged goods and foodservice businesses to Nestlé. As a result, Channel Development revenues also include revenues from product sales to and royalty revenues from Nestlé. The collaborative business relationships for ready-to-drink products and the associated revenues remain unchanged due to the Global Coffee Alliance.