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Pension and Postretirement Expense Level 4 (Details) - Components of Net Pension and Non-pension postretirement Expense (USD $)
In Millions, unless otherwise specified
|
12 Months Ended |
|
Dec. 31, 2014
|
Dec. 31, 2013
|
Dec. 31, 2012
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| Pension Benefits and Non-Pension Postretirement Benefits Disclosures Table Text Block [Line Items] |
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| Pension plan settlement loss |
$ 11 |
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|
| United States Pension Plans of US Entity, Defined Benefit [Member] |
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|
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| Pension Benefits and Non-Pension Postretirement Benefits Disclosures Table Text Block [Line Items] |
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|
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| Service cost |
3 |
3 |
3 |
| Interest cost |
11 |
10 |
12 |
| Expected return on assets |
(16) |
(15) |
(16) |
| Defined Benefit Plan, Amortization of Prior Service Cost (Credit) |
0 |
0 |
0 |
| Amortization of net losses |
8 |
11 |
8 |
| Defined Benefit Plan, Recognized Net Gain (Loss) Due to Settlements and Curtailments |
(11) |
|
|
| Net expense (benefit) |
17 |
9 |
7 |
| Foreign Pension Plans, Defined Benefit [Member] |
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|
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| Pension Benefits and Non-Pension Postretirement Benefits Disclosures Table Text Block [Line Items] |
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| Service cost |
14 |
14 |
8 |
| Interest cost |
17 |
18 |
17 |
| Expected return on assets |
(14) |
(12) |
(13) |
| Defined Benefit Plan, Amortization of Prior Service Cost (Credit) |
0 |
1 |
1 |
| Amortization of net losses |
3 |
10 |
0 |
| Net expense (benefit) |
20 |
31 |
13 |
| United States Postretirement Benefit Plans of US Entity, Defined Benefit [Member] |
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| Pension Benefits and Non-Pension Postretirement Benefits Disclosures Table Text Block [Line Items] |
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| Service cost |
0 |
0 |
0 |
| Interest cost |
1 |
0 |
1 |
| Amortization of prior service cost |
0 |
(2) |
(8) |
| Amortization of net losses |
(2) |
0 |
0 |
| Net expense (benefit) |
(1) |
(2) |
(7) |
| Foreign Postretirement Benefit Plans, Defined Benefit [Member] |
|
|
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| Pension Benefits and Non-Pension Postretirement Benefits Disclosures Table Text Block [Line Items] |
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|
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| Service cost |
0 |
1 |
1 |
| Interest cost |
1 |
1 |
0 |
| Amortization of prior service cost |
0 |
0 |
0 |
| Amortization of net losses |
0 |
0 |
(1) |
| Net expense (benefit) |
$ 1 |
$ 2 |
$ 0 |