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Note 7 - Accumulated Other Comprehensive Income Loss (Tables) | 3 Months Ended
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Mar. 31, 2023
Notes Tables |
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] |
Millions | Defined benefit plans | Foreign currency translation | Total |
Balance at January 1, 2023 |  | $ | (378 | ) |  | $ | (204 | ) |  | $ | (582 | )
Other comprehensive income/(loss) before reclassifications |  |  | - |  |  |  | 23 |  |  |  | 23 |
Amounts reclassified from accumulated other comprehensive income/(loss) [a] |  |  | (1 | ) |  |  | - |  |  |  | (1 | )
Net year-to-date other comprehensive income/(loss), net of taxes of ($0) million |  |  | (1 | ) |  |  | 23 |  |  |  | 22 |
Balance at March 31, 2023 |  | $ | (379 | ) |  | $ | (181 | ) |  | $ | (560 | )
Balance at January 1, 2022 |  | $ | (658 | ) |  | $ | (256 | ) |  | $ | (914 | )
Other comprehensive income/(loss) before reclassifications |  |  | - |  |  |  | 21 |  |  |  | 21 |
Amounts reclassified from accumulated other comprehensive income/(loss) [a] |  |  | 15 |  |  |  | - |  |  |  | 15 |
Net year-to-date other comprehensive income/(loss), net of taxes of ($5) million |  |  | 15 |  |  |  | 21 |  |  |  | 36 |
Balance at March 31, 2022 |  | $ | (643 | ) |  | $ | (235 | ) |  | $ | (878 | )

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