Pension Plans and Other Postretirement Benefits Plan Contributions and Benefit Payments - Level 4 (Details) - USD ($)
$ in Millions |
12 Months Ended |
|
Dec. 31, 2014 |
Dec. 31, 2016 |
| Defined Benefit Plan Disclosure [Line Items] |
|
|
| Defined Benefit Plans, Estimated Future Employer Contributions in Next Fiscal Year |
$ 21
|
|
| US Pension Plan of US Entity, Defined Benefit [Member] |
|
|
| Defined Benefit Plan Disclosure [Line Items] |
|
|
| Defined Benefit Plan, Expected Future Benefit Payments, Next Twelve Months |
|
$ 5
|
| Defined Benefit Plan, Expected Future Benefit Payments, Year Two |
|
6
|
| Defined Benefit Plan, Expected Future Benefit Payments, Year Three |
|
7
|
| Defined Benefit Plan, Expected Future Benefit Payments, Year Four |
|
8
|
| Defined Benefit Plan, Expected Future Benefit Payments, Year Five |
|
10
|
| Defined Benefit Plan, Expected Future Benefit Payments, Five Fiscal Years Thereafter |
|
66
|
| Foreign Pension Plan, Defined Benefit [Member] |
|
|
| Defined Benefit Plan Disclosure [Line Items] |
|
|
| Defined Benefit Plan, Expected Future Benefit Payments, Next Twelve Months |
|
4
|
| Defined Benefit Plan, Expected Future Benefit Payments, Year Two |
|
5
|
| Defined Benefit Plan, Expected Future Benefit Payments, Year Three |
|
5
|
| Defined Benefit Plan, Expected Future Benefit Payments, Year Four |
|
6
|
| Defined Benefit Plan, Expected Future Benefit Payments, Year Five |
|
6
|
| Defined Benefit Plan, Expected Future Benefit Payments, Five Fiscal Years Thereafter |
|
35
|
| United States Postretirement Benefit Plan of US Entity, Defined Benefit [Member] |
|
|
| Defined Benefit Plan Disclosure [Line Items] |
|
|
| Defined Benefit Plan, Expected Future Benefit Payments, Next Twelve Months |
|
3
|
| Defined Benefit Plan, Expected Future Benefit Payments, Year Two |
|
3
|
| Defined Benefit Plan, Expected Future Benefit Payments, Year Three |
|
3
|
| Defined Benefit Plan, Expected Future Benefit Payments, Year Four |
|
3
|
| Defined Benefit Plan, Expected Future Benefit Payments, Year Five |
|
3
|
| Defined Benefit Plan, Expected Future Benefit Payments, Five Fiscal Years Thereafter |
|
15
|
| Foreign Postretirement Benefit Plan, Defined Benefit [Member] |
|
|
| Defined Benefit Plan Disclosure [Line Items] |
|
|
| Defined Benefit Plan, Expected Future Benefit Payments, Next Twelve Months |
|
0
|
| Defined Benefit Plan, Expected Future Benefit Payments, Year Two |
|
0
|
| Defined Benefit Plan, Expected Future Benefit Payments, Year Three |
|
0
|
| Defined Benefit Plan, Expected Future Benefit Payments, Year Four |
|
0
|
| Defined Benefit Plan, Expected Future Benefit Payments, Year Five |
|
0
|
| Defined Benefit Plan, Expected Future Benefit Payments, Five Fiscal Years Thereafter |
|
$ 0
|