Condensed Consolidated Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended
	Mar. 30, 2018	Mar. 31, 2017
Cash Flows From Operating Activities:
Net income	$ (18.0)	$ 399.2
Adjustments to reconcile net cash from operating activities:
Depreciation and amortization	198.6	204.0
Share-based compensation	4.6	16.4
Deferred income taxes	(47.8)	(73.6)
Gain on divestitures	0.0	(427.2)
Other non-cash items	0.5	17.8
Changes in assets and liabilities, net of the effects of acquisitions:
Accounts receivable, net	(22.4)	(57.4)
Inventories	(7.8)	(13.5)
Accounts payable	19.1	(6.6)
Income taxes	(2.9)	(60.6)
Other	(106.1)	(95.9)
Net cash from operating activities	17.8	(97.4)
Cash Flows From Investing Activities:
Capital expenditures	(34.3)	(52.6)
Acquisitions, net of cash acquired	(699.9)	0.0
Proceeds from divestitures, net of cash	298.3	576.9
Other	8.3	(10.8)
Net cash from investing activities	(427.6)	513.5
Cash Flows From Financing Activities:
Issuance of external debt	626.8	25.0
Repayment of external debt and capital leases	(902.2)	(233.9)
Debt financing costs	(12.0)	(13.0)
Proceeds from exercise of share options	0.0	2.2
Repurchase of shares	(46.6)	(279.6)
Other	(4.8)	1.0
Net cash from financing activities	(338.8)	(498.3)
Effect of currency rate changes on cash	(0.3)	0.0
Cash and Cash Equivalents, Including Restricted Cash, Period End	530.2	278.9
Cash and cash equivalents	511.9	259.8
Restricted Cash and Investments, Noncurrent	$ 18.3	$ 19.1