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Inventories (Components of Inventory) (Details) - USD ($) $ in Millions | Jul. 01, 2018 | Oct. 01, 2017 | Jul. 02, 2017
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Inventory Disclosure [Abstract] |  |  |
Unroasted coffee | $ 624.5 | $ 541.0 | $ 614.7
Roasted Coffee Inventory | 267.6 | 301.1 | 258.4
Other merchandise held for sale | 248.1 | 301.1 | 261.3
Packaging and other supplies | 247.2 | 220.8 | 222.9
Total | $ 1,387.4 | $ 1,364.0 | $ 1,357.3

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