Amount of cost (reversal of cost) for other postretirement benefits. Excludes pension benefits.
| Period | Length | Value | Last reported | Filings |
|---|---|---|---|---|
| Jul 1, 2025 – Sep 30, 2025 | Quarter | $33,000,000 | Oct 23, 2025 | 1 |
| Jan 1, 2025 – Sep 30, 2025 | 9 months | $97,000,000 | Oct 23, 2025 | 1 |
| Apr 1, 2025 – Jun 30, 2025 | Quarter | $32,000,000 | Jul 24, 2025 | 1 |
| Jan 1, 2025 – Jun 30, 2025 | 6 months | $65,000,000 | Jul 24, 2025 | 1 |
| Jan 1, 2025 – Mar 31, 2025 | Quarter | $32,000,000 | Apr 24, 2025 | 1 |
| Jul 1, 2024 – Sep 30, 2024 | Quarter | $30,000,000 | Oct 23, 2025 | 2 |
| Jan 1, 2024 – Sep 30, 2024 | 9 months | $90,000,000 | Oct 23, 2025 | 2 |
| Apr 1, 2024 – Jun 30, 2024 | Quarter | $30,000,000 | Jul 24, 2025 | 2 |
| Jan 1, 2024 – Jun 30, 2024 | 6 months | $60,000,000 | Jul 24, 2025 | 2 |
| Jan 1, 2024 – Mar 31, 2024 | Quarter | $30,000,000 | Apr 24, 2025 | 2 |
| Jul 1, 2023 – Sep 30, 2023 | Quarter | $33,000,000 | Oct 30, 2024 | 2 |
| Jan 1, 2023 – Sep 30, 2023 | 9 months | $98,000,000 | Oct 30, 2024 | 2 |
| Apr 1, 2023 – Jun 30, 2023 | Quarter | $33,000,000 | Jul 30, 2024 | 2 |
| Jan 1, 2023 – Jun 30, 2023 | 6 months | $65,000,000 | Jul 30, 2024 | 2 |
| Jan 1, 2023 – Mar 31, 2023 | Quarter | $32,000,000 | Apr 30, 2024 | 2 |
| Jul 1, 2022 – Sep 30, 2022 | Quarter | $31,000,000 | Oct 31, 2023 | 2 |
| Jan 1, 2022 – Sep 30, 2022 | 9 months | $97,000,000 | Oct 31, 2023 | 2 |
| Apr 1, 2022 – Jun 30, 2022 | Quarter | $33,000,000 | Jul 25, 2023 | 2 |
| Jan 1, 2022 – Jun 30, 2022 | 6 months | $66,000,000 | Jul 25, 2023 | 2 |
| Jan 1, 2022 – Mar 31, 2022 | Quarter | $33,000,000 | Apr 25, 2023 | 2 |
| Jul 1, 2021 – Sep 30, 2021 | Quarter | $44,000,000 restated; first reported $45,000,000 | Oct 25, 2022 | 2 |
| Jan 1, 2021 – Sep 30, 2021 | 9 months | $133,000,000 restated; first reported $134,000,000 | Oct 25, 2022 | 2 |
| Apr 1, 2021 – Jun 30, 2021 | Quarter | $44,000,000 restated; first reported $45,000,000 | Jul 25, 2022 | 2 |
| Jan 1, 2021 – Jun 30, 2021 | 6 months | $88,000,000 restated; first reported $89,000,000 | Jul 25, 2022 | 2 |
| Jan 1, 2021 – Mar 31, 2021 | Quarter | $44,000,000 | Apr 26, 2022 | 2 |
| Jul 1, 2020 – Sep 30, 2020 | Quarter | $50,000,000 | Nov 5, 2021 | 2 |
| Jan 1, 2020 – Sep 30, 2020 | 9 months | $151,000,000 | Nov 5, 2021 | 2 |
| Apr 1, 2020 – Jun 30, 2020 | Quarter | $50,000,000 | Jul 27, 2021 | 2 |
| Jan 1, 2020 – Jun 30, 2020 | 6 months | $102,000,000 | Jul 27, 2021 | 2 |
| Jan 1, 2020 – Mar 31, 2020 | Quarter | $52,000,000 | Apr 27, 2021 | 2 |
| Jul 1, 2019 – Sep 30, 2019 | Quarter | $53,000,000 | Oct 27, 2020 | 2 |
| Jan 1, 2019 – Sep 30, 2019 | 9 months | $160,000,000 | Oct 27, 2020 | 2 |
| Apr 1, 2019 – Jun 30, 2019 | Quarter | $53,000,000 | Jul 28, 2020 | 2 |
| Jan 1, 2019 – Jun 30, 2019 | 6 months | $107,000,000 | Jul 28, 2020 | 2 |
| Jan 1, 2019 – Mar 31, 2019 | Quarter | $54,000,000 | Apr 28, 2020 | 2 |
| Jul 1, 2018 – Sep 30, 2018 | Quarter | $49,000,000 | Oct 30, 2019 | 2 |
| Jan 1, 2018 – Sep 30, 2018 | 9 months | $149,000,000 | Oct 30, 2019 | 2 |
| Apr 1, 2018 – Jun 30, 2018 | Quarter | $49,000,000 | Jul 30, 2019 | 2 |
| Jan 1, 2018 – Jun 30, 2018 | 6 months | $100,000,000 | Jul 30, 2019 | 2 |
| Jan 1, 2018 – Mar 31, 2018 | Quarter | $51,000,000 | Apr 30, 2019 | 2 |
| Jul 1, 2017 – Sep 30, 2017 | Quarter | $61,000,000 | Oct 30, 2018 | 2 |
| Jan 1, 2017 – Sep 30, 2017 | 9 months | $182,000,000 | Oct 30, 2018 | 2 |
| Apr 1, 2017 – Jun 30, 2017 | Quarter | $60,000,000 | Jul 31, 2018 | 2 |
| Jan 1, 2017 – Jun 30, 2017 | 6 months | $121,000,000 | Jul 31, 2018 | 2 |
| Jan 1, 2017 – Mar 31, 2017 | Quarter | $61,000,000 | Apr 24, 2018 | 2 |
| Jul 1, 2016 – Sep 30, 2016 | Quarter | $64,000,000 | Oct 31, 2017 | 2 |
| Jan 1, 2016 – Sep 30, 2016 | 9 months | $185,000,000 | Oct 31, 2017 | 2 |
| Apr 1, 2016 – Jun 30, 2016 | Quarter | $61,000,000 | Jul 25, 2017 | 2 |
| Jan 1, 2016 – Jun 30, 2016 | 6 months | $121,000,000 | Jul 25, 2017 | 2 |
| Jan 1, 2016 – Mar 31, 2016 | Quarter | $60,000,000 | Apr 25, 2017 | 2 |
| Jul 1, 2015 – Sep 30, 2015 | Quarter | $68,000,000 | Oct 25, 2016 | 2 |
| Jan 1, 2015 – Sep 30, 2015 | 9 months | $206,000,000 | Oct 25, 2016 | 2 |
| Apr 1, 2015 – Jun 30, 2015 | Quarter | $67,000,000 | Jul 26, 2016 | 2 |
| Jan 1, 2015 – Jun 30, 2015 | 6 months | $139,000,000 | Jul 26, 2016 | 2 |
| Jan 1, 2015 – Mar 31, 2015 | Quarter | $71,000,000 | Apr 26, 2016 | 2 |
| Jul 1, 2014 – Sep 30, 2014 | Quarter | $67,000,000 | Oct 27, 2015 | 2 |
| Jan 1, 2014 – Sep 30, 2014 | 9 months | $204,000,000 | Oct 27, 2015 | 2 |
| Apr 1, 2014 – Jun 30, 2014 | Quarter | $70,000,000 | Jul 28, 2015 | 2 |
| Jan 1, 2014 – Jun 30, 2014 | 6 months | $137,000,000 | Jul 28, 2015 | 2 |
| Jan 1, 2014 – Mar 31, 2014 | Quarter | $67,000,000 | Apr 28, 2015 | 2 |
| Jul 1, 2013 – Sep 30, 2013 | Quarter | $74,000,000 | Oct 28, 2014 | 2 |
| Jan 1, 2013 – Sep 30, 2013 | 9 months | $224,000,000 | Oct 28, 2014 | 2 |
| Apr 1, 2013 – Jun 30, 2013 | Quarter | $71,000,000 | Jul 29, 2014 | 2 |
| Jan 1, 2013 – Jun 30, 2013 | 6 months | $151,000,000 | Jul 29, 2014 | 2 |
| Jan 1, 2013 – Mar 31, 2013 | Quarter | $80,000,000 | Apr 29, 2014 | 2 |
| Jul 1, 2012 – Sep 30, 2012 | Quarter | $86,000,000 | Oct 29, 2013 | 2 |
| Jan 1, 2012 – Sep 30, 2012 | 9 months | $260,000,000 | Oct 29, 2013 | 2 |
| Apr 1, 2012 – Jun 30, 2012 | Quarter | $89,000,000 | Jul 31, 2013 | 2 |
| Jan 1, 2012 – Jun 30, 2012 | 6 months | $174,000,000 | Jul 31, 2013 | 2 |
| Jan 1, 2012 – Mar 31, 2012 | Quarter | $84,000,000 | Apr 30, 2013 | 2 |
| Jul 1, 2011 – Sep 30, 2011 | Quarter | $87,000,000 | Oct 30, 2012 | 2 |
| Jan 1, 2011 – Sep 30, 2011 | 9 months | $261,000,000 | Oct 30, 2012 | 2 |
| Apr 1, 2011 – Jun 30, 2011 | Quarter | $88,000,000 | Jul 31, 2012 | 2 |
| Jan 1, 2011 – Jun 30, 2011 | 6 months | $173,000,000 | Jul 31, 2012 | 2 |
| Jan 1, 2011 – Mar 31, 2011 | Quarter | $86,000,000 | Apr 24, 2012 | 2 |
| Jul 1, 2010 – Sep 30, 2010 | Quarter | $87,000,000 | Oct 25, 2011 | 2 |
| Jan 1, 2010 – Sep 30, 2010 | 9 months | $260,000,000 | Oct 25, 2011 | 2 |
| Apr 1, 2010 – Jun 30, 2010 | Quarter | $86,000,000 | Jul 26, 2011 | 2 |
| Jan 1, 2010 – Jun 30, 2010 | 6 months | $173,000,000 | Jul 26, 2011 | 2 |
| Jan 1, 2010 – Mar 31, 2010 | Quarter | $87,000,000 | Apr 26, 2011 | 1 |
| Jul 1, 2009 – Sep 30, 2009 | Quarter | $88,000,000 | Oct 26, 2010 | 1 |
| Jan 1, 2009 – Sep 30, 2009 | 9 months | $261,000,000 | Oct 26, 2010 | 1 |
| Apr 1, 2009 – Jun 30, 2009 | Quarter | $88,000,000 | Jul 27, 2010 | 1 |
| Jan 1, 2009 – Jun 30, 2009 | 6 months | $173,000,000 | Jul 27, 2010 | 1 |