Revenues from the sale of other goods or rendering of other services, not elsewhere specified in the taxonomy; net of (reduced by) sales adjustments, returns, allowances, and discounts.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1(a),(d))
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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
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Aggregate revenue during the period from the sale of goods in the normal course of business, after deducting returns, allowances and discounts.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
-Topic 225
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-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1(a))
-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

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Segment information (Revenues by Product) (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Revenues [Abstract]
Product sales	$ 5,329	$ 5,516	$ 5,225	$ 4,874	$ 5,174	$ 4,848	$ 4,949	$ 4,356	$ 20,944	$ 19,327	$ 18,192
Other revenues									718	736	484
Total revenues									21,662	20,063	18,676
ENBREL [Member]
Revenues [Abstract]
Product sales									5,364	4,688	4,551
Neulasta [Member]
Revenues [Abstract]
Product sales									4,715	4,596	4,392
Aranesp [Member]
Revenues [Abstract]
Product sales									1,951	1,930	1,911
EPOGEN [Member]
Revenues [Abstract]
Product sales									1,856	2,031	1,953
Sensipar Mimpara [Member]
Revenues [Abstract]
Product sales									1,415	1,158	1,089
XGEVA [Member]
Revenues [Abstract]
Product sales									1,405	1,221	1,019
Prolia [Member]
Revenues [Abstract]
Product sales									1,312	1,030	744
NEUPOGEN [Member]
Revenues [Abstract]
Product sales									1,049	1,159	1,398
Vectibix [Member]
Revenues [Abstract]
Product sales									549	505	389
Nplate [Member]
Revenues [Abstract]
Product sales									525	469	427
Kyprolis [Member]
Revenues [Abstract]
Product sales									512	331	73
Other [Member]
Revenues [Abstract]
Product sales									$ 291	$ 209	$ 246