Rendering

Component: (Network and Table)
Network
2443403 - Disclosure - Income Taxes (Schedule of Income Tax Provision (Benefit) on Income Before Income Taxes) (Details)
(http://www.alxn.com/role/IncomeTaxesScheduleOfIncomeTaxProvisionBenefitOnIncomeBeforeIncomeTaxesDetails)
Table(Implied)
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0000899866 (http://www.sec.gov/CIK)
Income Tax Disclosure [Abstract]Period [Axis]
2016-01-01 - 2016-12-31
2015-01-01 - 2015-12-31
2014-01-01 - 2014-12-31
Income Tax Disclosure [Abstract]
 
 
 
U.S.
(165,000,000) 
(126,000,000) 
222,000,000  
Non-U.S.
741,000,000  
624,000,000  
650,000,000  
Income before income taxes
576,000,000  
 
498,000,000  
 
872,000,000