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Note 7 - Income Taxes (Details Textual) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	25.20%	18.20%	26.80%	23.20%
Unrecognized Tax Benefits	$ 81.4		$ 81.4
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	66.0		66.0
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued	$ 14.5		$ 14.5

X

- Definition

Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

+ References

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Amount of unrecognized tax benefits.

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Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

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The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.

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