BENEFIT PLANS (Effect of One-Percentage Point Change in Assumed Healthcare Cost Trend Rates) (Details) $ in Millions |
12 Months Ended |
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Dec. 31, 2017
USD ($)
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Retirement Benefits [Abstract] | |
Effect of 1-percentage point increase on total service and interest cost components | $ 0.1 |
Effect of 1-percentage point increase on accumulated postretirement benefit obligation | 1.5 |
Effect of 1-percentage point decrease on total service and interest cost components | (0.1) |
Effect of 1-percentage point decrease on accumulated postretirement benefit obligation | $ (1.4) |
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- References No definition available.
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- Definition Amount of decrease in accumulated postretirement benefit obligation from one-percentage-point decrease in assumed health care cost trend rate. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of decrease in service and interest cost components of net periodic postretirement benefit cost from one-percentage-point decrease in assumed health care cost trend rate. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of increase in accumulated postretirement benefit obligation from one-percentage-point increase in assumed health care cost trend rate. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Definition Amount of increase in service and interest cost components of net periodic postretirement benefit cost from one-percentage-point increase in assumed health care cost trend rate. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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