Borrowings and Capital Lease Obligations (Senior Notes Issued by SAIIDAC) (Details) - USD ($)	Sep. 30, 2016	Dec. 31, 2015
Debt Instrument [Line Items]
Aggregate Amount	$ 5,000,000,000
Carrying amount	24,074,600,000	$ 1,581,400,000
Shire Acquisitions Investment Ireland Designated Activity Company \| Senior Notes
Debt Instrument [Line Items]
Aggregate Amount	12,100,000,000
Carrying amount	12,037,000,000
Shire Acquisitions Investment Ireland Designated Activity Company \| Senior Notes \| Fixed-rate notes due 2019
Debt Instrument [Line Items]
Aggregate Amount	$ 3,300,000,000
Coupon Rate	1.90%
Effective Interest Rate	2.05%
Carrying amount	$ 3,286,500,000
Shire Acquisitions Investment Ireland Designated Activity Company \| Senior Notes \| Fixed-rate notes due 2021
Debt Instrument [Line Items]
Aggregate Amount	$ 3,300,000,000
Coupon Rate	2.40%
Effective Interest Rate	2.53%
Carrying amount	$ 3,282,400,000
Shire Acquisitions Investment Ireland Designated Activity Company \| Senior Notes \| Fixed-rate notes due 2023
Debt Instrument [Line Items]
Aggregate Amount	$ 2,500,000,000
Coupon Rate	2.875%
Effective Interest Rate	2.97%
Carrying amount	$ 2,487,800,000
Shire Acquisitions Investment Ireland Designated Activity Company \| Senior Notes \| Fixed-rate notes due 2026
Debt Instrument [Line Items]
Aggregate Amount	$ 3,000,000,000
Coupon Rate	3.20%
Effective Interest Rate	3.30%
Carrying amount	$ 2,980,300,000

Amount of long-term debt before deduction of unamortized discount or premium. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, with initial maturities beyond one year or the normal operating cycle, if longer.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 20
-Article 5

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 03
-Paragraph 16
-Article 9

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Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=34725769&loc=d3e28878-108400

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399

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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399

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