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Note 9 - Income Taxes
9 Months Ended
Sep. 30, 2024
Notes to Financial Statements  
INCOME TAXES

NOTE 9—INCOME TAXES

Income tax provisions for interim periods are generally based on an estimated annual effective income tax rate calculated separately from the effect of significant, infrequent, or unusual items related specifically to interim periods. The income tax impacts of discrete items are recognized in the period these occur.

Our effective tax rate for the three months ended September 30, 2024 and September 30, 2023 was 9.3% and 22.0%, respectively, excluding the impact of discrete items. Our effective tax rate for the nine months ended September 30, 2024 and September 30, 2023, excluding discrete items, was 28.0% and 20.5%, respectively. Discrete items of $1.0 million were recognized during the nine months ended September 30, 2024 related to excess tax benefits on share-based awards. The primary differences from the federal statutory rate of 21% are related to state taxes, non-deductible expenses, the foreign-derived intangible income deduction, and depletion expense for income tax purposes.