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v3.3.0.814

Employee Benefits (Details 3) $ in Millions | Dec. 31, 2014 USD ($)
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Retirement Plans [Member] |
Information about the expected cash flows for retirement and post-retirement plans and impact of the Medicare subsidy |
2015, Net payments | $ 84
2016, Net payments | 88
2017, Net payments | 92
2018, Net payments | 96
2019, Net payments | 100
2020-2024, Net payments | 553
Postretirement Plans [Member] |
Information about the expected cash flows for retirement and post-retirement plans and impact of the Medicare subsidy |
2015, Gross payments | 15
2016, Gross payments | 15
2017, Gross payments | 15
2018, Gross payments | 15
2019, Gross payments | 14
2020-2024, Gross payments | 52
2015, Retiree Contributions | (5)
2016, Retiree Contributions | (5)
2017, Retiree Contributions | (5)
2018, Retiree Contributions | (5)
2019, Retiree Contributions | (5)
2020-2024, Retiree Contributions | (15)
2015, Medicare subsidy | (1)
2016, Medicare subsidy | (1)
2017, Medicare subsidy | (1)
2018, Medicare subsidy | (1)
2019, Medicare subsidy | (1)
2020-2024, Medicare subsidy | (3)
2015, Net payments | 9
2016, Net payments | 9
2017, Net payments | 9
2018, Net payments | 9
2019, Net payments | 8
2020-2024, Net payments | $ 34

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