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Note 10 - Income Taxes (Details Textual) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Increase (Decrease) in Obligation, Pension Benefits | $ (20) | $ (16) | $ 10 |
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax, Total | 15 | 12 | (8) |
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, Tax, Total | (5) | (4) | 2 |
Income Taxes Paid, Net, Total | 180 | 149 | 70 |
Unrecognized Tax Benefits, Ending Balance | 15 | 15 | 14 | $ 14
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued, Total | 1 | $ 1 |  |
Proceeds from Income Tax Refunds |  |  | $ 21 |
State and Local Jurisdiction [Member] |  |  |  |
Operating Loss Carryforwards | 344 |  |  |
Operating Loss Carryforwards That Will Not Be Realized | $ 226 |  |  |

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- Definition The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income, net of any cash received during the current period as refunds for the overpayment of taxes. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4297-108586 + Details
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