Assets and Liabilities Held for Sale and Discontinued Operations (Balance Sheets) (Details) - USD ($) $ in Millions	Jul. 03, 2015	Dec. 31, 2014	Jun. 27, 2014
Current assets:
Cash and cash equivalents	$ 52.5	$ 69.1	$ 69.0
Receivables, net of allowances	84.6	111.9
Inventories	89.0	92.2
Deferred income taxes	8.6	8.4
Prepaid expenses and other	18.0	32.2
Total current assets	252.7	313.8
Property, plant and equipment, net	80.2	87.7
Deferred income taxes	5.9	6.4
Goodwill	0.0	3.3
Intangible assets, net	12.5	14.6
Other non-current assets	7.4	7.9
Total assets	358.7	433.7
Current liabilities:
Accounts payable	97.6	119.4
Accrued liabilities	20.2	27.3
Current portion of long-term debt	10.7	11.9
Total current liabilities	128.5	158.6
Deferred income taxes	4.5	4.7
Other liabilities	11.0	11.3
Total liabilities	$ 144.0	$ 174.6