Equity Method Investments (Balance Sheet) (Details) - USD ($) $ in Millions	Dec. 31, 2015	Dec. 31, 2014
Equity Method Investments and Joint Ventures [Abstract]
Current assets	$ 97.6	$ 97.3
Noncurrent assets	14.6	18.8
Total assets	112.2	116.1
Current liabilities	74.9	83.8
Noncurrent liabilities	2.6	2.5
Total liabilities	77.5	86.3
Net assets	$ 34.7	$ 29.8