Consolidated Statements of Cash Flows (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 30, 2012	Jan. 01, 2012	Jan. 02, 2011
Operating Activities
Net income	$ 165.1	$ 255.2	$ 120.6
Discontinued operations, net of income taxes	(2.3)	(113.1)	(0.6)
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	78.3	64.2	45.2
Deferred income taxes	(17.9)	28.1	17.1
Stock option expense	8.0	5.8	4.9
Noncontrolling interest	1.0	0	0.1
Excess income tax benefits from stock options exercised	(8.4)	(7.2)	(1.5)
Changes in operating assets and liabilities, excluding the effect of businesses acquired:
Accounts receivable	(28.5)	23.0	(19.0)
Inventories	(6.8)	(10.9)	1.3
Prepaid expenses and other assets	0.1	(1.6)	3.9
Accounts payable	22.3	(11.1)	(3.7)
Accrued liabilities	(22.1)	33.1	10.7
Income taxes payable, net	47.3	22.8	(9.1)
Long-term assets	(4.7)	(11.3)	(2.5)
Other long-term liabilities	14.0	(0.7)	(4.2)
Accrued pension obligation	(58.6)	(64.5)	(39.9)
Accrued postretirement benefits	(0.4)	2.1	0.8
Other operating, net	3.1	5.6	3.0
Net cash provided by operating activities from continuing operations	189.5	219.5	127.1
Net cash provided by (used in) discontinued operations		(2.9)	14.7
Net cash provided by operating activities	189.5	216.6	141.8
Investing Activities
Purchases of property, plant and equipment	(65.3)	(41.7)	(31.0)
Purchase of businesses and other investments	(389.2)	(366.7)	(67.9)
Proceeds from the sale of businesses and disposal of fixed assets	1.1	137.0
Net cash used in investing activities from continuing operations	(453.4)	(271.4)	(98.9)
Net cash used in discontinued operations		(0.5)	(2.3)
Net cash used in investing activities	(453.4)	(271.9)	(101.2)
Financing Activities
Proceeds from issuance of Senior Notes			250.0
Net proceeds (payments) - long-term debt	229.2	46.6	(246.4)
Purchase of treasury stock	0	(34.9)
Proceeds from stock options exercised	19.9	14.8	3.9
Tax benefits from stock options exercised	8.4	7.2	1.5
Issuance of cash flow hedges	2.8	(2.2)	(0.6)
Other financing, net	0	(1.9)
Net cash provided by financing activities	260.3	29.6	8.4
Increase (decrease) in cash and cash equivalents	(3.6)	(25.7)	49.0
Cash and cash equivalents—beginning of period	49.4	75.1
Cash and cash equivalents—end of period	$ 45.8	$ 49.4	$ 75.1