Assets and Liabilities Held for Sale and Discontinued Operations (Balance Sheets) (Details) - USD ($) $ in Millions	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Current assets:
Cash and cash equivalents	$ 32.7	$ 69.1	$ 98.3
Receivables, net of allowances	28.5	111.9
Inventories	38.6	92.2
Deferred income taxes	0.0	8.4
Prepaid expenses and other	4.1	32.2
Total current assets	103.9	313.8
Property, plant and equipment, net	39.7	87.7
Deferred income taxes	10.3	6.4
Goodwill	0.0	3.3
Intangible assets, net	0.0	14.6
Other non-current assets	6.9	7.9
Total assets	160.8	433.7	$ 647.7
Current liabilities:
Accounts payable	17.3	119.4
Accrued liabilities	21.1	27.3
Current portion of long-term debt	13.2	11.9
Total current liabilities	51.6	158.6
Deferred income taxes	0.2	4.7
Other liabilities	1.5	11.3
Total liabilities	$ 53.3	$ 174.6