SUBSEQUENT EVENTS (Details) |
3 Months Ended | 9 Months Ended | 12 Months Ended | ||||||
---|---|---|---|---|---|---|---|---|---|
Oct. 12, 2022
USD ($)
employee
location
|
Sep. 30, 2022
USD ($)
employee
|
Sep. 30, 2022
USD ($)
employee
|
Sep. 30, 2021
USD ($)
|
Sep. 30, 2022
USD ($)
employee
|
Sep. 30, 2021
USD ($)
|
Dec. 31, 2022
USD ($)
|
Jan. 01, 2023
USD ($)
|
Dec. 31, 2021
USD ($)
|
|
Subsequent Event [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Pension and OPEB, asset | Ìý | $ 390,000,000 | $ 390,000,000 | Ìý | $ 390,000,000 | Ìý | Ìý | Ìý | $ 224,000,000 |
Term of labor agreement | Ìý | 47 months | 47 months | Ìý | 47 months | Ìý | Ìý | Ìý | Ìý |
Number of employees covered in labor agreement | employee | Ìý | 2,000 | 2,000 | Ìý | 2,000 | Ìý | Ìý | Ìý | Ìý |
Service multiplier | Ìý | $ 115 | $ 115 | Ìý | $ 115 | Ìý | Ìý | Ìý | Ìý |
Forecast | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Subsequent Event [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Service multiplier | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | $ 126 | Ìý |
Net periodic benefit costs (credits) | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | $ (104,000,000) | Ìý | Ìý |
Pension Plan | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Subsequent Event [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Pension and OPEB, asset | Ìý | 227,000,000 | 227,000,000 | Ìý | 227,000,000 | Ìý | Ìý | Ìý | Ìý |
Current liabilities | Ìý | (4,000,000) | (4,000,000) | Ìý | (4,000,000) | Ìý | Ìý | Ìý | Ìý |
Non-current liabilities | Ìý | (464,000,000) | (464,000,000) | Ìý | (464,000,000) | Ìý | Ìý | Ìý | Ìý |
Funded Status | Ìý | (241,000,000) | $ (241,000,000) | Ìý | $ (241,000,000) | Ìý | Ìý | Ìý | Ìý |
Increase (decrease) in funded status of plan due to remeasurement | Ìý | 38,000,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Actuarial gains on pension benefit obligations | Ìý | 247,000,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Plan amendment gains (losses) | Ìý | (32,000,000) | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Actual plan asset losses | Ìý | $ (177,000,000) | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Discount rate used to measure benefit obligations | Ìý | 5.64% | 5.64% | Ìý | 5.64% | Ìý | Ìý | Ìý | 2.97% |
Net periodic benefit costs (credits) | Ìý | Ìý | $ (45,000,000) | $ (40,000,000) | $ (135,000,000) | $ (124,000,000) | Ìý | Ìý | Ìý |
Pension Plan | Pension Plan, October 2022 Remeasurement | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Subsequent Event [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Discount rate used to measure benefit obligations | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 2.74% |
Service multiplier | Ìý | $ 115 | 115 | Ìý | 115 | Ìý | Ìý | Ìý | Ìý |
Pension Plan | Pro Forma | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Subsequent Event [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Pension and OPEB, asset | Ìý | 227,000,000 | 227,000,000 | Ìý | 227,000,000 | Ìý | Ìý | Ìý | Ìý |
Current liabilities | Ìý | (4,000,000) | (4,000,000) | Ìý | (4,000,000) | Ìý | Ìý | Ìý | Ìý |
Non-current liabilities | Ìý | (558,000,000) | (558,000,000) | Ìý | (558,000,000) | Ìý | Ìý | Ìý | Ìý |
Funded Status | Ìý | (335,000,000) | (335,000,000) | Ìý | (335,000,000) | Ìý | Ìý | Ìý | Ìý |
Pension Plan | Forecast | Pension Plan, October 2022 Remeasurement | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Subsequent Event [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Service multiplier | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | $ 126 | Ìý |
Other Postretirement Benefit Plans, Defined Benefit | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Subsequent Event [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Pension and OPEB, asset | Ìý | 163,000,000 | 163,000,000 | Ìý | 163,000,000 | Ìý | Ìý | Ìý | Ìý |
Current liabilities | Ìý | (130,000,000) | (130,000,000) | Ìý | (130,000,000) | Ìý | Ìý | Ìý | Ìý |
Non-current liabilities | Ìý | (2,287,000,000) | (2,287,000,000) | Ìý | (2,287,000,000) | Ìý | Ìý | Ìý | Ìý |
Funded Status | Ìý | (2,254,000,000) | $ (2,254,000,000) | Ìý | $ (2,254,000,000) | Ìý | Ìý | Ìý | Ìý |
Increase (decrease) in funded status of plan due to remeasurement | Ìý | 81,000,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Actuarial gains on pension benefit obligations | Ìý | 76,000,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Plan amendment gains (losses) | Ìý | 86,000,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Actual plan asset losses | Ìý | $ (81,000,000) | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Discount rate used to measure benefit obligations | Ìý | 5.64% | 5.64% | Ìý | 5.64% | Ìý | Ìý | Ìý | 2.91% |
Net periodic benefit costs (credits) | Ìý | Ìý | $ 18,000,000 | $ 21,000,000 | $ 54,000,000 | $ 65,000,000 | Ìý | Ìý | Ìý |
Other Postretirement Benefit Plans, Defined Benefit | Other Postretirement Benefits Plan, October 2022 Remeasurement | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Subsequent Event [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Discount rate used to measure benefit obligations | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | 3.12% |
Other Postretirement Benefit Plans, Defined Benefit | Pro Forma | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Subsequent Event [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Pension and OPEB, asset | Ìý | $ 163,000,000 | 163,000,000 | Ìý | 163,000,000 | Ìý | Ìý | Ìý | Ìý |
Current liabilities | Ìý | (94,000,000) | (94,000,000) | Ìý | (94,000,000) | Ìý | Ìý | Ìý | Ìý |
Non-current liabilities | Ìý | (801,000,000) | (801,000,000) | Ìý | (801,000,000) | Ìý | Ìý | Ìý | Ìý |
Funded Status | Ìý | $ (732,000,000) | $ (732,000,000) | Ìý | $ (732,000,000) | Ìý | Ìý | Ìý | Ìý |
Subsequent Event | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Subsequent Event [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Term of labor agreement | 4 years | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Number of employees covered in labor agreement | employee | 12,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Labor agreement, number of locations | location | 13 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Net periodic benefit costs (credits) | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | $ (125,000,000) | Ìý | Ìý |
Subsequent Event | Pension Plan | Pension Plan, October 2022 Remeasurement | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Subsequent Event [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Increase (decrease) in funded status of plan due to remeasurement | $ (94,000,000) | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Actuarial gains on pension benefit obligations | 648,000,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Plan amendment gains (losses) | (90,000,000) | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Actual plan asset losses | $ (652,000,000) | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Discount rate used to measure benefit obligations | 5.61% | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Subsequent Event | Other Postretirement Benefit Plans, Defined Benefit | Other Postretirement Benefits Plan, October 2022 Remeasurement | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Subsequent Event [Line Items] | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Increase (decrease) in funded status of plan due to remeasurement | $ 1,522,000,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Actuarial gains on pension benefit obligations | 1,460,000,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Plan amendment gains (losses) | $ 62,000,000 | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |
Discount rate used to measure benefit obligations | 5.63% | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý | Ìý |