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Note 9 - Accumulated Other Comprehensive Income (Loss) (Tables) | 6 Months Ended
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Jun. 30, 2022
Notes Tables |
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] |
Millions | Defined benefit plans | Foreign currency translation | Total |
Balance at April 1, 2022 |  | $ | (643 | ) |  | $ | (235 | ) |  | $ | (878 | )
Other comprehensive income/(loss) before reclassifications |  |  | - |  |  |  | 23 |  |  |  | 23 |
Amounts reclassified from accumulated other comprehensive income/(loss) [a] |  |  | 14 |  |  |  | - |  |  |  | 14 |
Net quarter-to-date other comprehensive income/(loss), net of taxes of ($6) million |  |  | 14 |  |  |  | 23 |  |  |  | 37 |
Balance at June 30, 2022 |  | $ | (629 | ) |  | $ | (212 | ) |  | $ | (841 | )
Balance at April 1, 2021 |  | $ | (1,356 | ) |  | $ | (238 | ) |  | $ | (1,594 | )
Other comprehensive income/(loss) before reclassifications |  |  | (1 | ) |  |  | 19 |  |  |  | 18 |
Amounts reclassified from accumulated other comprehensive income/(loss) [a] |  |  | 25 |  |  |  | - |  |  |  | 25 |
Net quarter-to-date other comprehensive income/(loss), net of taxes of ($10) million |  |  | 24 |  |  |  | 19 |  |  |  | 43 |
Balance at June 30, 2021 |  | $ | (1,332 | ) |  | $ | (219 | ) |  | $ | (1,551 | )
Millions | Defined benefit plans | Foreign currency translation | Total |
Balance at January 1, 2022 |  | $ | (658 | ) |  | $ | (256 | ) |  | $ | (914 | )
Other comprehensive income/(loss) before reclassifications |  |  | - |  |  |  | 44 |  |  |  | 44 |
Amounts reclassified from accumulated other comprehensive income/(loss) [a] |  |  | 29 |  |  |  | - |  |  |  | 29 |
Net year-to-date other comprehensive income/(loss), net of taxes of ($11) million |  |  | 29 |  |  |  | 44 |  |  |  | 73 |
Balance at June 30, 2022 |  | $ | (629 | ) |  | $ | (212 | ) |  | $ | (841 | )
Balance at January 1, 2021 |  | $ | (1,381 | ) |  | $ | (212 | ) |  | $ | (1,593 | )
Other comprehensive income/(loss) before reclassifications |  |  | (2 | ) |  |  | (7 | ) |  |  | (9 | )
Amounts reclassified from accumulated other comprehensive income/(loss) [a] |  |  | 51 |  |  |  | - |  |  |  | 51 |
Net year-to-date other comprehensive income/(loss), net of taxes of ($18) million |  |  | 49 |  |  |  | (7 | ) |  |  | 42 |
Balance at June 30, 2021 |  | $ | (1,332 | ) |  | $ | (219 | ) |  | $ | (1,551 | )

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