Assets and Liabilities Held for Sale and Discontinued Operations (Balance Sheets) (Details) - USD ($) $ in Millions	Jul. 01, 2016	Dec. 31, 2015	Jul. 03, 2015
Current assets:
Cash and cash equivalents	$ 43.1		$ 52.5
Total current assets	90.0	$ 103.9
Current liabilities:
Total current liabilities	25.9	51.6
Held-for-sale [Member]
Current assets:
Cash and cash equivalents	43.1	32.7
Receivables, net of allowances	18.3	28.5
Inventories	26.8	38.6
Prepaid expenses and other	1.8	4.1
Total current assets	90.0	103.9
Property, plant and equipment, net	39.4	39.7
Deferred income taxes	10.4	10.3
Other non-current assets	6.3	6.9
Total assets	146.1	160.8
Current liabilities:
Accounts payable	9.6	17.3
Accrued liabilities	16.3	21.1
Current portion of long-term debt	0.0	13.2
Total current liabilities	25.9	51.6
Deferred income taxes	(0.1)	0.2
Other liabilities	1.9	1.5
Total liabilities	$ 27.7	$ 53.3