Pension and Postretirement Benefit Plans and Defined Contribution Plans - Footnotes (Details) $ in Millions |
1 Months Ended | 3 Months Ended | |
|---|---|---|---|
|
Apr. 30, 2017
USD ($)
|
Jul. 02, 2017
USD ($)
|
Jan. 01, 2018
pension_plan
|
|
| Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] | |||
| Number of pension plans frozen | pension_plan | 2 | ||
| Hospira [Member] | Pension Plan [Member] | United States [Member] | |||
| Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] | |||
| Net pension benefit obligation | $ 30 | ||
| Pretax settlement gain | $ 41 | ||
| Qualified Plan [Member] | Hospira [Member] | Pension Plan [Member] | United States [Member] | |||
| Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] | |||
| Net pension benefit obligation | $ 156 |