Pension and Postretirement Benefit Plans - Net Periodic Benefit Cost - Footnotes (Details) - Hospira [Member] - Pension Plan [Member] - U.S. [Member] - Qualified [Member] $ in Millions	1 Months Ended
Apr. 30, 2017 USD ($)
Defined Benefit Plan Disclosure [Line Items]
Decrease in pension benefit obligation in connection with Hospira pension plan	$ 156
Pretax settlement gain	41
Actuarial losses and prior service costs recognized upon plan settlement	$ 30

Defined Benefit Plan, Actuarial Loss and Prior Service Costs, Immediate Recognition as Component in Net Periodic Benefit Cost

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- Definition

Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement, Pretax

+ References

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- Definition

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+ References

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- Definition

Amount of (increase) decrease to benefit obligation of defined benefit plan from irrevocable action relieving primary responsibility for benefit obligation and eliminating risk for obligation and assets used to effect settlement. Includes, but is not limited to, lump-sum cash payment to participant in exchange for right to receive specified benefits, purchase of nonparticipating annuity contract and change from remeasurement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (a)(10)
-URI http://asc.fasb.org/extlink&oid=82843861&loc=d3e1928-114920

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