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Note 17 - Income Taxes - Income Tax Expense (Benefit) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Federal | $ 4.2 | $ 9.6 | $ 3.7
Foreign | 3.8 | 5.6 | 7.0
State | 1.8 | 2.1 | 1.0
Current Income Tax Expense (Benefit), Total | 9.8 | 17.3 | 11.7
Federal | 4.4 | (2.4) | (3.1)
Foreign | (6.9) | (6.7) | (6.0)
State | 0.1 | (0.1) | (0.3)
Deferred Income Tax Expense (Benefit), Total | (2.4) | (9.2) | (9.4)
Federal | 8.6 | 7.2 | 0.6
Foreign | (3.1) | (1.1) | 1.0
State | 1.9 | 2.0 | 0.7
Total Income Tax Expense | $ 7.4 | $ 8.1 | $ 2.3

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