Consolidated and Combined Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Sep. 30, 2016	Sep. 25, 2015	Sep. 26, 2014
Cash Flows from Operating Activities:
Net income (loss)	$ 643.7	$ 324.7	$ (319.3)
Adjustments to reconcile net cash provided by operating activities:
Depreciation and amortization	834.5	672.5	275.9
Share-based compensation	42.9	117.0	67.7
Deferred income taxes	(432.9)	(191.6)	(107.5)
Non-cash impairment charges	16.9	0.0	381.2
Inventory provisions	29.2	0.0	32.1
Gain (Loss) on Disposition of Business	(95.3)	0.0	0.0
Other non-cash items	29.6	(59.6)	(23.6)
Changes in assets and liabilities, net of the effects of acquisitions:
Accounts receivable, net	31.2	0.7	(51.3)
Inventories	(17.3)	61.3	56.0
Accounts payable	(9.7)	20.4	(32.9)
Income taxes	93.9	30.2	(54.8)
Other	17.9	(79.2)	149.9
Net cash provided by operating activities	1,184.6	896.4	373.4
Cash Flows from Investing Activities:
Capital expenditures	(182.9)	(148.0)	(127.8)
Acquisitions and intangibles, net of cash acquired	(245.4)	(2,154.7)	(2,793.8)
Proceeds from Divestiture of Businesses, Net of Cash Divested	267.0	0.0	0.0
Restricted cash	47.3	3.1	4.1
Other	6.0	3.0	26.7
Net cash used in investing activities	(108.0)	(2,296.6)	(2,890.8)
Cash Flows from Financing Activities:
Issuance of external debt	98.3	3,010.0	3,043.2
Repayment of external debt and capital leases	(568.6)	(1,848.4)	(34.8)
Excess tax benefit from share-based compensation	0.0	34.1	8.9
Debt financing costs	(0.1)	(39.9)	(71.7)
Proceeds from exercise of share options	14.0	34.4	25.8
Repurchase of shares	(652.9)	(92.2)	(17.5)
Other	(53.0)	(28.1)	0.0
Net cash (used in) provided by financing activities	(1,162.3)	1,069.9	2,953.9
Effect of currency rate changes on cash	0.3	(11.6)	(4.2)
Net (decrease) increase in cash and cash equivalents	(85.4)	(341.9)	432.3
Cash and cash equivalents at beginning of period	365.9	707.8	275.5
Cash and cash equivalents at end of period	280.5	365.9	707.8
Supplemental Disclosures of Cash Flow Information:
Cash paid for interest	332.4	200.5	57.2
Cash paid for income taxes, net	$ 165.4	$ 123.8	$ 128.0