Consolidated Statements of Comprehensive Loss - USD ($) $ in Millions	3 Months Ended
Dec. 28, 2019	Dec. 29, 2018
Statement of Comprehensive Income [Abstract]
Net income	$ 385.8	$ 98.6
Changes in foreign currency translation adjustment	8.3	(3.2)
Changes in value of hedged interest rate swaps and interest rate caps, net of tax of $1.7 and $0.5 for the three months ended December 28, 2019 and December 29, 2018.	4.0	(3.9)
Loss reclassified from accumulated other comprehensive loss to the statements of income	1.3	0.7
Other comprehensive income (loss)	13.6	(6.4)
Comprehensive income	399.4	92.2
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Noncontrolling Interest	0.3
Noncontrolling Interest in Net Income (Loss) Other Noncontrolling Interests, Redeemable	(0.3)	0.0
Comprehensive Income	$ 399.7	$ 92.2

Comprehensive Income

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Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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Amount after tax of income (loss) attributable to other redeemable noncontrolling equity holder.

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Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature, attributable to parent entity.

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