Balance Sheet Components (Narrative) (Details) (USD $) In Millions, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013	Dec. 04, 2013 Agila Specialties	Mar. 31, 2014 Clean Energy Partnerships	Dec. 31, 2013 Clean Energy Partnerships	Mar. 31, 2014 Other current liabilities	Mar. 31, 2014 Other long-term obligations	Dec. 31, 2013 Other long-term obligations	Mar. 31, 2014 Other assets	Mar. 31, 2014 Other assets Clean Energy Partnerships	Dec. 31, 2013 Other assets Clean Energy Partnerships	Mar. 31, 2014 Other assets Sagent Agila	Dec. 31, 2013 Other assets Sagent Agila	Dec. 04, 2013 Equity method investments Agila Specialties
Schedule of Equity Method Investments [Line Items]
Other current liabilities, contingent consideration			$ 250.0			$ 250.0	$ 423.1	$ 414.6
Restricted cash	131.5	129.5							100.0
Equity method investment										390.7	401.7	119.3	123.2
Other liabilities				413.6	415.4
Other liabilities, noncurrent	1,264.8	1,265.3		370.8
Other current liabilities	$ 1,249.3	$ 1,389.4		$ 42.8
Equity method investment, ownership percentage														50.00%