Summary of Significant Accounting Policies (Narrative) (Details) $ / shares in Units, shares in Millions, $ in Millions		12 Months Ended
	Aug. 05, 2016 shares	Dec. 31, 2016 shares	Dec. 31, 2015 USD ($) shares	Dec. 31, 2014 USD ($) shares	Dec. 24, 2013 USD ($)	Sep. 15, 2011 $ / shares shares	Sep. 15, 2008 USD ($) $ / shares shares
Accounting Policies [Line Items]
Aggregate principal amount | $					$ 750.0
Weighted average ordinary shares issued to settle warrants		12.1
Weighted average number diluted shares outstanding adjustment, stock-based awards and warrants		4.9	20.7	17.7
Share repurchased during period, shares			1.3	28.5
Share repurchased during period, value | $			$ 67.5	$ 1,000.0
Anti-dilutive securities excluded from computation of earnings per share		7.8	5.9	6.1
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