Retirement and Other Benefit Programs (Summary of Funded Status of Plan) (Details) - Baxalta - USD ($) $ in Millions	Dec. 31, 2016	Jun. 03, 2016
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Fair value of plan assets		$ 358.5
U.S. pensions
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
ABO	$ 373.2
Fair value of plan assets	228.4
International pensions
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
ABO	437.5
Fair value of plan assets	$ 176.2

If aggregate disclosures are presented, the aggregate pension accumulated benefit obligation for pension plans with accumulated benefit obligations in excess of plan assets as of the measurement date of each statement of financial position presented.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 55
-Paragraph 17
-URI http://asc.fasb.org/extlink&oid=58242635&loc=d3e4179-114921

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=58740216&loc=d3e2417-114920

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If aggregate disclosures are presented, the aggregate fair value of plan assets for pension plans with accumulated benefit obligations in excess of plan assets as of the measurement date of each statement of financial position presented.

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