Condensed Consolidated Statements of Cash Flows - USD ($) $ in Millions	9 Months Ended
	Oct. 01, 2017	Oct. 02, 2016
Operating Activities
Net income	$ 159.6	$ 137.9
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	87.4	65.6
Deferred income taxes	(1.3)	9.0
Stock-based compensation	14.3	12.2
Gain on sale of facility	0.0	(17.9)
Changes in operating assets and liabilities:
Accounts receivable	(7.7)	2.3
Inventories	(36.9)	(18.9)
Prepaid expenses and other assets	(1.2)	(1.4)
Accounts payable	12.6	6.9
Accrued liabilities	11.4	37.5
Income taxes receivable/payable, net	11.9	26.7
Long-term assets	(12.5)	0.8
Other long-term liabilities	16.1	6.0
Pension and postretirement benefits	(13.9)	(12.3)
Other operating, net	8.5	(3.7)
Net cash provided by operating activities	248.3	250.7
Investing Activities
Purchases of property, plant and equipment	(40.5)	(44.9)
Purchase of businesses and other investments, net of cash acquired	(773.8)	(58.5)
Proceeds from the sale of assets	1.1	29.6
Sales proceeds transferred to escrow as restricted cash	0.0	(19.5)
Net cash used in investing activities	(813.2)	(93.3)
Financing Activities
Net proceeds from (payments on) credit facility	285.0	(150.5)
Proceeds from senior notes	268.0	0.0
Proceeds from term loan	100.0	0.0
Payments on senior notes and other debt	(131.7)	(22.7)
Proceeds from other debt	0.0	6.1
Proceeds from exercise of stock options	18.7	26.7
Other financing, net	(4.4)	(1.1)
Net cash provided by (used in) financing activities	535.6	(141.5)
Effect of exchange rate changes on cash	13.2	(1.5)
Change in cash	(16.1)	14.4
Cash—beginning of period	98.6	85.1
Cash—end of period	$ 82.5	$ 99.5