Acquisitions - Acquisition Accounting Allocation (Details) - USD ($) $ in Millions	6 Months Ended	12 Months Ended
	Jun. 30, 2016	Dec. 31, 2015
Amounts Recognized as of Acquisition Date
Goodwill	$ 1,267.8	$ 1,167.8
2016 Acquisitions
Amounts Recognized as of Acquisition Date
Purchase Price	340.3	337.4
Assumed Debt	31.1	31.1
Total Purchase Consideration	371.4	368.5
Cash and Cash Equivalents	11.4	11.4
Receivables, Net	39.1	39.1
Inventories, Net	46.5	44.7
Other Current Assets	3.4	3.4
Property, Plant and Equipment, Net	127.5	106.2
Intangible Assets, Net	132.5	0.0
Other Assets	9.5	9.5
Total Assets Acquired	369.9	214.3
Current Liabilities	49.6	49.6
Deferred Tax Liabilities	59.9	9.0
Other Noncurrent Liabilities	0.3	0.0
Total Liabilities Assumed	109.8	58.6
Net Assets Acquired	260.1	155.7
Goodwill	111.3	212.8
Total Estimated Fair Value of Net Assets Acquired	371.4	$ 368.5
Measurement Period Adjustments
Purchase Price	2.9
Cash and Cash Equivalents	0.0
Receivables, Net	0.0
Inventories, Net	1.8
Other Current Assets	0.0
Property, Plant and Equipment, Net	21.3
Intangible Assets, Net	132.5
Other Assets	0.0
Total Assets Acquired	155.6
Current Liabilities	0.0
Deferred Tax Liabilities	50.9
Other Noncurrent Liabilities	0.3
Total Liabilities Assumed	51.2
Net Assets Acquired	104.4
Goodwill	(101.5)
Total Estimated Fair Value of Acquired Net Asset Adjustments	$ 2.9