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Annual report pursuant to Section 13 and 15(d)

PENSIONS AND OTHER POSTRETIREMENT BENEFITS - Fair Value of Plan Assets (Details)

v3.22.4
PENSIONS AND OTHER POSTRETIREMENT BENEFITS - Fair Value of Plan Assets (Details) - USD ($)
$ in Millions
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category $ 4,338 $ 5,606 $ 5,332
OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 728 812 783
Quoted Prices in Active Markets for Identical Assets (Level 1) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 1,553 2,416 Ìý
Quoted Prices in Active Markets for Identical Assets (Level 1) | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 324 362 Ìý
SignificantÌý Other Observable Inputs (Level 2) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 678 747 Ìý
SignificantÌý Other Observable Inputs (Level 2) | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 196 209 Ìý
Significant Unobservable Inputs (Level 3) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 912 904 $ 670
Significant Unobservable Inputs (Level 3) | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 35 42 Ìý
Investments Measured at Net Asset Value | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 1,195 1,539 Ìý
Investments Measured at Net Asset Value | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 173 199 Ìý
U.S. equities | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 1,133 1,932 Ìý
U.S. equities | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 113 129 Ìý
U.S. equities | Quoted Prices in Active Markets for Identical Assets (Level 1) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 564 1,157 Ìý
U.S. equities | Quoted Prices in Active Markets for Identical Assets (Level 1) | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 24 26 Ìý
U.S. equities | SignificantÌý Other Observable Inputs (Level 2) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
U.S. equities | SignificantÌý Other Observable Inputs (Level 2) | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
U.S. equities | Significant Unobservable Inputs (Level 3) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
U.S. equities | Significant Unobservable Inputs (Level 3) | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
U.S. equities | Investments Measured at Net Asset Value | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 569 775 Ìý
U.S. equities | Investments Measured at Net Asset Value | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 89 103 Ìý
Global equities | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 434 734 Ìý
Global equities | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 47 54 Ìý
Global equities | Quoted Prices in Active Markets for Identical Assets (Level 1) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 328 617 Ìý
Global equities | Quoted Prices in Active Markets for Identical Assets (Level 1) | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 5 6 Ìý
Global equities | SignificantÌý Other Observable Inputs (Level 2) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Global equities | SignificantÌý Other Observable Inputs (Level 2) | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Global equities | Significant Unobservable Inputs (Level 3) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Global equities | Significant Unobservable Inputs (Level 3) | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Global equities | Investments Measured at Net Asset Value | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 106 117 Ìý
Global equities | Investments Measured at Net Asset Value | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 42 48 Ìý
U.S. government securities | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 530 500 Ìý
U.S. government securities | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 228 191 Ìý
U.S. government securities | Quoted Prices in Active Markets for Identical Assets (Level 1) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 87 140 Ìý
U.S. government securities | Quoted Prices in Active Markets for Identical Assets (Level 1) | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 149 111 Ìý
U.S. government securities | SignificantÌý Other Observable Inputs (Level 2) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 380 310 Ìý
U.S. government securities | SignificantÌý Other Observable Inputs (Level 2) | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 79 80 Ìý
U.S. government securities | Significant Unobservable Inputs (Level 3) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
U.S. government securities | Significant Unobservable Inputs (Level 3) | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
U.S. government securities | Investments Measured at Net Asset Value | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 63 50 Ìý
U.S. government securities | Investments Measured at Net Asset Value | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
U.S. corporate bonds | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 1,213 1,376 Ìý
U.S. corporate bonds | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 263 348 Ìý
U.S. corporate bonds | Quoted Prices in Active Markets for Identical Assets (Level 1) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 574 502 Ìý
U.S. corporate bonds | Quoted Prices in Active Markets for Identical Assets (Level 1) | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 146 219 Ìý
U.S. corporate bonds | SignificantÌý Other Observable Inputs (Level 2) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 266 371 Ìý
U.S. corporate bonds | SignificantÌý Other Observable Inputs (Level 2) | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 117 129 Ìý
U.S. corporate bonds | Significant Unobservable Inputs (Level 3) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
U.S. corporate bonds | Significant Unobservable Inputs (Level 3) | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
U.S. corporate bonds | Investments Measured at Net Asset Value | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 373 503 Ìý
U.S. corporate bonds | Investments Measured at Net Asset Value | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Non U.S. and other bonds | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 32 66 Ìý
Non U.S. and other bonds | Quoted Prices in Active Markets for Identical Assets (Level 1) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Non U.S. and other bonds | SignificantÌý Other Observable Inputs (Level 2) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 32 66 Ìý
Non U.S. and other bonds | Significant Unobservable Inputs (Level 3) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Non U.S. and other bonds | Investments Measured at Net Asset Value | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Hedge funds | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 115 125 Ìý
Hedge funds | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 14 15 Ìý
Hedge funds | Quoted Prices in Active Markets for Identical Assets (Level 1) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Hedge funds | Quoted Prices in Active Markets for Identical Assets (Level 1) | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Hedge funds | SignificantÌý Other Observable Inputs (Level 2) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Hedge funds | SignificantÌý Other Observable Inputs (Level 2) | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Hedge funds | Significant Unobservable Inputs (Level 3) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 115 125 Ìý
Hedge funds | Significant Unobservable Inputs (Level 3) | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 14 15 Ìý
Hedge funds | Investments Measured at Net Asset Value | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Hedge funds | Investments Measured at Net Asset Value | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Private equity | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 143 151 Ìý
Private equity | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Private equity | Quoted Prices in Active Markets for Identical Assets (Level 1) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Private equity | Quoted Prices in Active Markets for Identical Assets (Level 1) | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Private equity | SignificantÌý Other Observable Inputs (Level 2) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Private equity | SignificantÌý Other Observable Inputs (Level 2) | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Private equity | Significant Unobservable Inputs (Level 3) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 143 151 Ìý
Private equity | Significant Unobservable Inputs (Level 3) | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Private equity | Investments Measured at Net Asset Value | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Private equity | Investments Measured at Net Asset Value | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Structured credit | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 298 315 Ìý
Structured credit | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 9 10 Ìý
Structured credit | Quoted Prices in Active Markets for Identical Assets (Level 1) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Structured credit | Quoted Prices in Active Markets for Identical Assets (Level 1) | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Structured credit | SignificantÌý Other Observable Inputs (Level 2) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Structured credit | SignificantÌý Other Observable Inputs (Level 2) | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Structured credit | Significant Unobservable Inputs (Level 3) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 298 315 Ìý
Structured credit | Significant Unobservable Inputs (Level 3) | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 9 10 Ìý
Structured credit | Investments Measured at Net Asset Value | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Structured credit | Investments Measured at Net Asset Value | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Real estate | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 356 313 Ìý
Real estate | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 12 17 Ìý
Real estate | Quoted Prices in Active Markets for Identical Assets (Level 1) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Real estate | Quoted Prices in Active Markets for Identical Assets (Level 1) | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Real estate | SignificantÌý Other Observable Inputs (Level 2) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Real estate | SignificantÌý Other Observable Inputs (Level 2) | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Real estate | Significant Unobservable Inputs (Level 3) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 356 313 Ìý
Real estate | Significant Unobservable Inputs (Level 3) | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 12 17 Ìý
Real estate | Investments Measured at Net Asset Value | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Real estate | Investments Measured at Net Asset Value | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Absolute return fixed income | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 84 94 Ìý
Absolute return fixed income | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 42 48 Ìý
Absolute return fixed income | Quoted Prices in Active Markets for Identical Assets (Level 1) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Absolute return fixed income | Quoted Prices in Active Markets for Identical Assets (Level 1) | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Absolute return fixed income | SignificantÌý Other Observable Inputs (Level 2) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Absolute return fixed income | SignificantÌý Other Observable Inputs (Level 2) | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Absolute return fixed income | Significant Unobservable Inputs (Level 3) | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Absolute return fixed income | Significant Unobservable Inputs (Level 3) | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 0 0 Ìý
Absolute return fixed income | Investments Measured at Net Asset Value | Pension Benefits Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category 84 94 Ìý
Absolute return fixed income | Investments Measured at Net Asset Value | OPEB Ìý Ìý Ìý
Defined Benefit Plan, Information about Plan Assets [Abstract] Ìý Ìý Ìý
Fair value of pension assets by asset category $ 42 $ 48 Ìý