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Pensions Benefit Plans and Other Postretirement Benefits - Weighted Average Assumptions (Details) | 12 Months Ended
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Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Weighted average assumptions used to determine net periodic pension costs and net postretirement benefit cost |  |  |
Tenure used for computing historical long-term rate of return assumption | 10 years |  |
U.S Pension Plans |  |  |
Weighted average assumptions used to determine pension and accumulated postretirement benefit obligations |  |  |
Discount rate used to determine pension and accumulated postretirement benefit obligations (as a percent) | 4.17% | 4.43% |
Rate of compensation increase (as a percent) |  | 2.97% |
Weighted average assumptions used to determine net periodic pension costs and net postretirement benefit cost |  |  |
Discount rate used to determine net periodic pension costs and net postretirement benefit cost (as a percent) | 4.43% | 4.05% | 4.81%
Rate of compensation increase (as a percent) | 2.97% | 2.96% | 2.97%
Expected long-term rate of return on assets (as a percent) | 7.50% | 8.00% | 8.00%
Non-U.S. Pension Plans |  |  |
Weighted average assumptions used to determine pension and accumulated postretirement benefit obligations |  |  |
Discount rate used to determine pension and accumulated postretirement benefit obligations (as a percent) | 2.94% | 3.68% |
Rate of compensation increase (as a percent) | 2.90% | 2.84% |
Weighted average assumptions used to determine net periodic pension costs and net postretirement benefit cost |  |  |
Discount rate used to determine net periodic pension costs and net postretirement benefit cost (as a percent) | 3.68% | 3.65% | 4.14%
Rate of compensation increase (as a percent) | 2.84% | 2.89% | 3.31%
Expected long-term rate of return on assets (as a percent) | 7.15% | 7.21% | 7.23%
U.S Postretirement Benefit Plans |  |  |
Weighted average assumptions used to determine pension and accumulated postretirement benefit obligations |  |  |
Discount rate used to determine pension and accumulated postretirement benefit obligations (as a percent) | 4.11% | 4.35% | 4.00%
Weighted average assumptions used to determine net periodic pension costs and net postretirement benefit cost |  |  |
Discount rate used to determine net periodic pension costs and net postretirement benefit cost (as a percent) | 4.34% | 3.99% | 4.63%
Non-U.S. Postretirement Benefit Plans |  |  |
Weighted average assumptions used to determine pension and accumulated postretirement benefit obligations |  |  |
Discount rate used to determine pension and accumulated postretirement benefit obligations (as a percent) | 3.55% | 3.80% | 3.75%
Weighted average assumptions used to determine net periodic pension costs and net postretirement benefit cost |  |  |
Discount rate used to determine net periodic pension costs and net postretirement benefit cost (as a percent) | 3.80% | 3.75% | 4.47%

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- Definition This element represents the tenure, in years, used for computing the long-term rate of return assumption. + References No definition available. + Details
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- Definition The interest rate used to adjust for the time value of money for the plan. + 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 (k)(1) -URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920 + Details
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X
- Definition Expected rate of compensation increases (for pay-related plans). + 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 (k)(2) -URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920 + Details
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- Definition The interest rate used to adjust for the time value of money. + 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 (k)(1) -URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920 + Details
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- Definition An assumption as to the rate of return on plan assets reflecting the average rate of earnings expected on the funds invested or to be invested to provide for the benefits included in the benefit obligation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Expected Long-Term Rate of Return on Plan Assets -URI http://asc.fasb.org/extlink&oid=6512046 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (k)(3) -URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920 + Details
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- Definition Expected rate of compensation increases (for pay-related plans). + 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 (k)(2) -URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920 + Details
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