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Note 7 - Accumulated Other Comprehensive Income Loss | 3 Months Ended
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Mar. 31, 2023
Notes to Financial Statements |
Comprehensive Income (Loss) Note [Text Block] | 7. Accumulated Other Comprehensive Income/Loss Reclassifications out of accumulated other comprehensive income/loss were as follows (net of tax):
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 | )
[a] | The accumulated other comprehensive income/loss reclassification components are 1) prior service cost/credit and 2) net actuarial loss, which are both included in the computation of net periodic pension benefit/cost. See Note 4 Retirement Plans for additional details.

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- Definition The entire disclosure for comprehensive income, which includes, but is not limited to, 1) the amount of income tax expense or benefit allocated to each component of other comprehensive income, including reclassification adjustments, 2) the reclassification adjustments for each classification of other comprehensive income and 3) the ending accumulated balances for each component of comprehensive income. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(19)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483586/944-220-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(21)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 942 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04(23)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483589/942-220-S99-1 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 220 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org//220/tableOfContent + Details
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