Income Taxes - Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2016	Dec. 31, 2015
Deferred tax assets:
Inventory valuation	$ 23.4	$ 17.6
Reserves and other accrued expenses	59.8	61.4
Net operating loss carry forwards	530.4	494.6
Tax credit carry forwards	44.5	45.0
Valuation allowance	(119.0)	(95.6)
Other	36.6	19.4
Realizable deferred tax assets	575.7	542.4
Deferred tax liabilities:
Deferred costs and prepaid expenses	(29.8)	(31.9)
Property and equipment	5.6	(8.2)
Identifiable intangible assets	(597.1)	(709.8)
Total deferred tax liabilities	(621.3)	(749.9)
Net deferred tax liabilities on balance sheet	(45.6)	(207.5)
Reported As:
Non-current deferred tax assets	24.6	20.7
Non-current deferred tax liabilities	(70.2)	(228.2)
Net deferred tax liabilities on balance sheet	$ (45.6)	$ (207.5)