Goodwill and Other Intangible Assets (Product Rights and License by Therapeutic Category) (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2016	Dec. 31, 2015
Schedule of Product Rights and Licenses by Therapeutic Class [Line Items]
Finite-lived intangible assets, net		$ 13,526.7	$ 6,484.2
Product rights and licenses
Schedule of Product Rights and Licenses by Therapeutic Class [Line Items]
Finite-lived intangible assets, net		$ 13,382.7	$ 6,195.9
Therapeutic class disclosure threshold		5.00%	5.00%
Product rights and licenses | Central Nervous System and Anesthesia
Schedule of Product Rights and Licenses by Therapeutic Class [Line Items]
Finite-lived intangible assets, net		$ 2,172.0	$ 949.8
Product rights and licenses | Dermatological
Schedule of Product Rights and Licenses by Therapeutic Class [Line Items]
Finite-lived intangible assets, net		2,070.2	52.9
Product rights and licenses | Gastrointestinal
Schedule of Product Rights and Licenses by Therapeutic Class [Line Items]
Finite-lived intangible assets, net		1,906.2	1,289.9
Product rights and licenses | Diabetes and Metabolism
Schedule of Product Rights and Licenses by Therapeutic Class [Line Items]
Finite-lived intangible assets, net		1,395.7	720.1
Product rights and licenses | Cardiovascular
Schedule of Product Rights and Licenses by Therapeutic Class [Line Items]
Finite-lived intangible assets, net		1,718.0	1,105.5
Product rights and licenses | Respiratory and Allergy
Schedule of Product Rights and Licenses by Therapeutic Class [Line Items]
Finite-lived intangible assets, net		1,691.0	209.1
Product rights and licenses | Infectious Disease
Schedule of Product Rights and Licenses by Therapeutic Class [Line Items]
Finite-lived intangible assets, net		490.6	368.7
Product rights and licenses | Oncology
Schedule of Product Rights and Licenses by Therapeutic Class [Line Items]
Finite-lived intangible assets, net		413.4	169.3
Product rights and licenses | Women's Healthcare
Schedule of Product Rights and Licenses by Therapeutic Class [Line Items]
Finite-lived intangible assets, net		371.4	432.4
Product rights and licenses | Immunology
Schedule of Product Rights and Licenses by Therapeutic Class [Line Items]
Finite-lived intangible assets, net		284.9	322.7
Product rights and licenses | Other
Schedule of Product Rights and Licenses by Therapeutic Class [Line Items]
Finite-lived intangible assets, net	[1]	$ 869.3	$ 575.5

[1] Other consists of numerous therapeutic classes, none of which individually exceeds 5% of total product rights and licenses.