FAIR VALUE MEASUREMENTS (Details 3) - USD ($) $ in Millions | 12 Months Ended | |
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 |
Pension Plans, Defined Benefit | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | $ 8,905 | $ 8,639 | $ 8,080 |
Pension Plans, Defined Benefit | Cash and cash equivalents | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 505 | 678 | |
Pension Plans, Defined Benefit | Equity Securities, US based companies | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 2,431 | 2,139 | |
Pension Plans, Defined Benefit | Equity Securities, International based companies | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 1,706 | 1,726 | |
Pension Plans, Defined Benefit | Government bonds | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 677 | 637 | |
Pension Plans, Defined Benefit | Corporate bonds and debt securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 1,023 | 1,042 | |
Pension Plans, Defined Benefit | Mutual, pooled and commingled funds | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 850 | 814 | |
Pension Plans, Defined Benefit | Hedge funds/limited partnerships | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 720 | 622 | |
Pension Plans, Defined Benefit | Real estate | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 389 | 332 | |
Pension Plans, Defined Benefit | Defined Benefit Plan, Derivative | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | (9) | (15) | |
Pension Plans, Defined Benefit | Other | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 613 | 664 | |
Other Postretirement Benefits Plan | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 419 | 396 | 339 |
Other Postretirement Benefits Plan | Cash and cash equivalents | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 33 | 30 | |
Other Postretirement Benefits Plan | Equity Securities, US based companies | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 184 | 170 | |
Other Postretirement Benefits Plan | Equity Securities, International based companies | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 12 | 12 | |
Other Postretirement Benefits Plan | Government bonds | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 3 | 3 | |
Other Postretirement Benefits Plan | Corporate bonds and debt securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 82 | 80 | |
Other Postretirement Benefits Plan | Mutual, pooled and commingled funds | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 87 | 86 | |
Other Postretirement Benefits Plan | Hedge funds/limited partnerships | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 9 | 7 | |
Other Postretirement Benefits Plan | Real estate | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 5 | 4 | |
Other Postretirement Benefits Plan | Other | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 4 | 4 | |
Level 1 | Pension Plans, Defined Benefit | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 4,581 | 4,419 | |
Level 1 | Pension Plans, Defined Benefit | Cash and cash equivalents | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 479 | 558 | |
Level 1 | Pension Plans, Defined Benefit | Equity Securities, US based companies | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 2,382 | 2,123 | |
Level 1 | Pension Plans, Defined Benefit | Equity Securities, International based companies | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 1,684 | 1,694 | |
Level 1 | Pension Plans, Defined Benefit | Government bonds | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Level 1 | Pension Plans, Defined Benefit | Corporate bonds and debt securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Level 1 | Pension Plans, Defined Benefit | Mutual, pooled and commingled funds | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 36 | 44 | |
Level 1 | Pension Plans, Defined Benefit | Hedge funds/limited partnerships | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Level 1 | Pension Plans, Defined Benefit | Real estate | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Level 1 | Pension Plans, Defined Benefit | Defined Benefit Plan, Derivative | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Level 1 | Pension Plans, Defined Benefit | Other | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Level 1 | Other Postretirement Benefits Plan | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 227 | 210 | |
Level 1 | Other Postretirement Benefits Plan | Cash and cash equivalents | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 32 | 29 | |
Level 1 | Other Postretirement Benefits Plan | Equity Securities, US based companies | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 183 | 169 | |
Level 1 | Other Postretirement Benefits Plan | Equity Securities, International based companies | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 12 | 12 | |
Level 1 | Other Postretirement Benefits Plan | Government bonds | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Level 1 | Other Postretirement Benefits Plan | Corporate bonds and debt securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Level 1 | Other Postretirement Benefits Plan | Mutual, pooled and commingled funds | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Level 1 | Other Postretirement Benefits Plan | Hedge funds/limited partnerships | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Level 1 | Other Postretirement Benefits Plan | Real estate | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Level 1 | Other Postretirement Benefits Plan | Other | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Level 2 | Pension Plans, Defined Benefit | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 2,015 | 2,065 | |
Level 2 | Pension Plans, Defined Benefit | Cash and cash equivalents | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 26 | 120 | |
Level 2 | Pension Plans, Defined Benefit | Equity Securities, US based companies | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 22 | 12 | |
Level 2 | Pension Plans, Defined Benefit | Equity Securities, International based companies | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 22 | 32 | |
Level 2 | Pension Plans, Defined Benefit | Government bonds | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 677 | 637 | |
Level 2 | Pension Plans, Defined Benefit | Corporate bonds and debt securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 994 | 1,011 | |
Level 2 | Pension Plans, Defined Benefit | Mutual, pooled and commingled funds | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 283 | 268 | |
Level 2 | Pension Plans, Defined Benefit | Hedge funds/limited partnerships | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Level 2 | Pension Plans, Defined Benefit | Real estate | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Level 2 | Pension Plans, Defined Benefit | Defined Benefit Plan, Derivative | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | (9) | (15) | |
Level 2 | Pension Plans, Defined Benefit | Other | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Level 2 | Other Postretirement Benefits Plan | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 172 | 169 | |
Level 2 | Other Postretirement Benefits Plan | Cash and cash equivalents | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 1 | 1 | |
Level 2 | Other Postretirement Benefits Plan | Equity Securities, US based companies | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 1 | 1 | |
Level 2 | Other Postretirement Benefits Plan | Equity Securities, International based companies | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Level 2 | Other Postretirement Benefits Plan | Government bonds | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 3 | 3 | |
Level 2 | Other Postretirement Benefits Plan | Corporate bonds and debt securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 82 | 80 | |
Level 2 | Other Postretirement Benefits Plan | Mutual, pooled and commingled funds | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 85 | 84 | |
Level 2 | Other Postretirement Benefits Plan | Hedge funds/limited partnerships | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Level 2 | Other Postretirement Benefits Plan | Real estate | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Level 2 | Other Postretirement Benefits Plan | Other | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Level 3 | Pension Plans, Defined Benefit | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 339 | 337 | 334 |
Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Increase (Decrease) for Actual Return (Loss) on Plan Assets Still Held | 12 | 7 | |
Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Increase (Decrease) for Purchase, Sale, and Settlement | 7 | (31) | |
Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Increase (Decrease) for Assets Transferred into (out of) Level 3 | (6) | 8 | |
Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Net Foreign Currency Translation Adjustments | (11) | 19 | |
Level 3 | Pension Plans, Defined Benefit | Cash and cash equivalents | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Level 3 | Pension Plans, Defined Benefit | Equity securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 27 | 4 | 21 |
Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Increase (Decrease) for Actual Return (Loss) on Plan Assets Still Held | 21 | 0 | |
Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Increase (Decrease) for Purchase, Sale, and Settlement | 2 | (18) | |
Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Increase (Decrease) for Assets Transferred into (out of) Level 3 | 0 | 1 | |
Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Net Foreign Currency Translation Adjustments | 0 | 0 | |
Level 3 | Pension Plans, Defined Benefit | Equity Securities, US based companies | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 27 | 4 | |
Level 3 | Pension Plans, Defined Benefit | Equity Securities, International based companies | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Level 3 | Pension Plans, Defined Benefit | Government bonds | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Level 3 | Pension Plans, Defined Benefit | Corporate bonds and debt securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 29 | 31 | |
Level 3 | Pension Plans, Defined Benefit | Mutual, pooled and commingled funds | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Level 3 | Pension Plans, Defined Benefit | Fixed Income Securities [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 29 | 31 | 40 |
Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Increase (Decrease) for Actual Return (Loss) on Plan Assets Still Held | (3) | 1 | |
Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Increase (Decrease) for Purchase, Sale, and Settlement | 7 | (17) | |
Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Increase (Decrease) for Assets Transferred into (out of) Level 3 | (6) | 7 | |
Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Net Foreign Currency Translation Adjustments | 0 | 0 | |
Level 3 | Pension Plans, Defined Benefit | Hedge funds/limited partnerships | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Level 3 | Pension Plans, Defined Benefit | Real estate | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Level 3 | Pension Plans, Defined Benefit | Defined Benefit Plan, Derivative | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Level 3 | Pension Plans, Defined Benefit | Other | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 283 | 302 | $ 273 |
Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Increase (Decrease) for Actual Return (Loss) on Plan Assets Still Held | (6) | 6 | |
Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Increase (Decrease) for Purchase, Sale, and Settlement | (2) | 4 | |
Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Increase (Decrease) for Assets Transferred into (out of) Level 3 | 0 | 0 | |
Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Net Foreign Currency Translation Adjustments | (11) | 19 | |
Fair Value Measured at Net Asset Value Per Share | Pension Plans, Defined Benefit | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 1,970 | 1,818 | |
Fair Value Measured at Net Asset Value Per Share | Pension Plans, Defined Benefit | Cash and cash equivalents | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Fair Value Measured at Net Asset Value Per Share | Pension Plans, Defined Benefit | Equity Securities, US based companies | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Fair Value Measured at Net Asset Value Per Share | Pension Plans, Defined Benefit | Equity Securities, International based companies | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Fair Value Measured at Net Asset Value Per Share | Pension Plans, Defined Benefit | Government bonds | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Fair Value Measured at Net Asset Value Per Share | Pension Plans, Defined Benefit | Corporate bonds and debt securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Fair Value Measured at Net Asset Value Per Share | Pension Plans, Defined Benefit | Mutual, pooled and commingled funds | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 531 | 502 | |
Fair Value Measured at Net Asset Value Per Share | Pension Plans, Defined Benefit | Hedge funds/limited partnerships | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 720 | 622 | |
Fair Value Measured at Net Asset Value Per Share | Pension Plans, Defined Benefit | Real estate | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 389 | 332 | |
Fair Value Measured at Net Asset Value Per Share | Pension Plans, Defined Benefit | Defined Benefit Plan, Derivative | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Fair Value Measured at Net Asset Value Per Share | Pension Plans, Defined Benefit | Other | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 330 | 362 | |
Fair Value Measured at Net Asset Value Per Share | Other Postretirement Benefits Plan | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 20 | 17 | |
Fair Value Measured at Net Asset Value Per Share | Other Postretirement Benefits Plan | Cash and cash equivalents | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Fair Value Measured at Net Asset Value Per Share | Other Postretirement Benefits Plan | Equity Securities, US based companies | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Fair Value Measured at Net Asset Value Per Share | Other Postretirement Benefits Plan | Equity Securities, International based companies | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Fair Value Measured at Net Asset Value Per Share | Other Postretirement Benefits Plan | Government bonds | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Fair Value Measured at Net Asset Value Per Share | Other Postretirement Benefits Plan | Corporate bonds and debt securities | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 0 | 0 | |
Fair Value Measured at Net Asset Value Per Share | Other Postretirement Benefits Plan | Mutual, pooled and commingled funds | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 2 | 2 | |
Fair Value Measured at Net Asset Value Per Share | Other Postretirement Benefits Plan | Hedge funds/limited partnerships | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 9 | 7 | |
Fair Value Measured at Net Asset Value Per Share | Other Postretirement Benefits Plan | Real estate | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | 5 | 4 | |
Fair Value Measured at Net Asset Value Per Share | Other Postretirement Benefits Plan | Other | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Defined Benefit Plan, Plan Assets, Amount | $ 4 | $ 4 | |