Business Combination Purchase Price Allocation (Details) - USD ($) $ in Millions	Dec. 31, 2015	Dec. 31, 2014	Mar. 03, 2014	Dec. 31, 2013
Business Combination Segment Allocation [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables			$ 197.9
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other			13.5
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment			159.3
Goodwill	$ 830.3	$ 850.7	276.5	$ 589.4
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill			370.4
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets			7.9
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accounts Payable			(12.3)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities			(100.3)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other			(3.6)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Long-term Debt			(34.6)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Noncurrent			(59.4)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other			(12.7)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net			$ 802.6