Income Taxes - Deferred Tax Assets and Liabilities Recognized in the Consolidated Balance Sheets (Details) - USD ($) $ in Millions	Dec. 31, 2016	Dec. 31, 2015
Deferred tax assets:
Stock-based compensation	$ 18.4	$ 16.0
Accrued expenses and other	49.9	57.6
Net operating losses, foreign tax credits and charitable contribution carryforward	98.5	33.1
Inventories	7.2	5.1
Transaction costs	10.2	22.0
Property, plant and equipment	3.4	2.9
Total deferred tax assets	187.6	136.7
Valuation allowances	(45.2)	(24.2)
Total net deferred tax assets	142.4	112.5
Deferred tax liabilities:
Intangible assets	(242.4)	(247.8)
Property, plant and equipment	(42.4)	(42.0)
Accrued expenses and other	(9.7)	(5.9)
Total deferred tax liabilities	(294.5)	(295.7)
Net deferred tax liabilities	$ (152.1)	$ (183.2)