Summary of Significant Accounting Policies (Narrative) (Details) $ / shares in Units, shares in Millions, $ in Millions		1 Months Ended	12 Months Ended
	Aug. 05, 2016 shares	Jan. 31, 2018 USD ($) shares	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($) shares	Dec. 31, 2016 shares	Dec. 31, 2015 USD ($) shares	Dec. 31, 2014 shares	Sep. 15, 2011 $ / shares shares	Sep. 15, 2008 USD ($) $ / shares shares
Accounting Policies [Line Items]
Weighted average ordinary shares issued to settle warrants					17.0
Weighted average number diluted shares outstanding adjustment, stock-based awards and warrants						4.9	20.7
Share repurchased during period, shares				12.4		1.3
Share repurchased during period, value | $				$ 500.2		$ 67.5
Anti-dilutive securities excluded from computation of earnings per share				4.0	7.8	5.9
Old Warrants
Accounting Policies [Line Items]
Exercise price of warrants issued | $ / shares									$ 20.00
Warrants exchanged in amended transaction								41.0
New Warrants
Accounting Policies [Line Items]
Exercise price of warrants issued | $ / shares								$ 30
Convertible Debt | Cash Convertible Notes
Accounting Policies [Line Items]
Aggregate principal amount | $									$ 575.0
Minimum
Accounting Policies [Line Items]
Finite-lived intangible asset, estimated useful life, in years				3 years
Maximum
Accounting Policies [Line Items]
Finite-lived intangible asset, estimated useful life, in years				20 years
Repurchase authorization, value				up to $1 billion
Maximum | Old Warrants
Accounting Policies [Line Items]
Aggregate amount of warrants issued									43.2
Machinery and equipment | Minimum
Accounting Policies [Line Items]
Property, plant and equipment, estimated service life (years)				3 years
Machinery and equipment | Maximum
Accounting Policies [Line Items]
Property, plant and equipment, estimated service life (years)				18 years
Buildings and improvements | Minimum
Accounting Policies [Line Items]
Property, plant and equipment, estimated service life (years)				15 years
Buildings and improvements | Maximum
Accounting Policies [Line Items]
Property, plant and equipment, estimated service life (years)				39 years
Capitalized software | Minimum
Accounting Policies [Line Items]
Property, plant and equipment, estimated service life (years)				3 years
Capitalized software | Maximum
Accounting Policies [Line Items]
Property, plant and equipment, estimated service life (years)				7 years
Meda AB
Accounting Policies [Line Items]
Consideration transferred, shares	26.4
Weighted average number diluted shares outstanding adjustment, stock-based awards and warrants				10.8
Subsequent Event [Member]
Accounting Policies [Line Items]
Share repurchased during period, shares		9.8
Share repurchased during period, value | $		$ 400.0
Scenario, Forecast [Member] | Accounting Standards Update 2014-09 [Member]
Accounting Policies [Line Items]
Revenue Recognition, Revenue Reductions [Policy Text Block] | $			$ 100.0
Receivables Facility
Accounting Policies [Line Items]
Accounts receivable securitization facility maximum borrowing capacity | $				$ 400.0