CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Millions	6 Months Ended
	Jul. 01, 2016	Jun. 26, 2015
Operating activities:
Net income	$ 178.9	$ 110.1
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	38.0	35.9
Amortization of debt issuance costs	0.2	0.2
Stock-based compensation expense	7.9	6.4
Asset impairment, net	3.1	1.4
Change in uncertain tax positions	0.1	0.1
Gain on disposal of property, plant and equipment	(5.8)	(2.2)
Deferred income taxes	(0.9)	0.0
Excess tax benefit from stock-based compensation	(0.2)	(0.3)
Foreign currency translation adjustment	(1.8)	(2.3)
Changes in operating assets and liabilities:
Receivables	9.3	(48.4)
Inventories	57.4	56.7
Prepaid expenses and other current assets	(0.8)	(1.9)
Accounts payable and accrued expenses	(12.4)	22.1
Other noncurrent assets and liabilities	(4.1)	1.7
Net cash provided by operating activities	268.9	179.5
Investing activities:
Capital expenditures	(67.3)	(52.5)
Proceeds from sales of property, plant and equipment	7.4	5.8
Purchase of a business	(7.1)	0.0
Net cash used in investing activities	(67.0)	(46.7)
Financing activities:
Proceeds from long-term debt	250.6	281.2
Payments on long-term debt	(316.6)	(340.0)
Purchase of noncontrolling interest	(40.0)	0.0
Distributions to noncontrolling interests, net	(0.1)	(0.2)
Proceeds from stock options exercised	4.2	19.7
Excess tax benefit from stock-based compensation	0.2	0.3
Dividends paid	(12.7)	(13.1)
Repurchase and retirement of ordinary shares	(68.7)	(84.8)
Net cash used in by financing activities	(183.1)	(136.9)
Effect of exchange rate changes on cash	(0.9)	4.4
Net increase in cash and cash equivalents	17.9	0.3
Cash and cash equivalents, beginning	24.9	34.1
Cash and cash equivalents, ending	42.8	34.4
Supplemental cash flow information:
Cash paid for interest	1.9	2.2
Cash paid for income taxes	7.5	3.5
Non-cash financing and investing activities:
Purchase of assets under capital lease obligations	0.1	0.7
Retirement of ordinary shares	66.9	69.7
Purchase of noncontrolling interest	$ 5.0	$ 0.0