Postretirement Benefit Plans - Health Care Cost Trend Rates (Details) - U.S. retiree health care plan |
12 Months Ended | |
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Dec. 31, 2015 |
Dec. 31, 2014 |
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| Defined Benefit Plan Disclosure [Line Items] | ||
| Assumed health care cost trend rate for next year (in percent) | 7.00% | 7.00% |
| Ultimate trend rate (in percent) | 5.00% | 5.00% |
| Year in which ultimate trend rate is reached | 2024 | 2023 |
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition The assumed health care cost trend rate for the next year used to measure the expected cost of benefits covered by the plan (gross eligible charges). This is based upon the annual rate of change in the cost of health care benefits currently provided by the postretirement benefit plan, due to factors other than changes in the composition of the plan population by age and dependency status. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The ultimate trend rate for health care costs. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Year the ultimate health care cost trend rate is expected to be reached, in CCYY format. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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