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Income taxes
3 Months Ended
Mar. 31, 2023
Income Tax Disclosure [Abstract]  
Income taxes Income taxesThe effective income tax rate for the three months ended March 31, 2023 was 24.1%, compared with 31.2% for the three months ended March 31, 2022 and reflects the Company's annual estimate of the statutory federal and state tax rates adjusted for certain discrete items. The effective tax rate for the first quarter of 2023 was positively impacted by favorable permanent items.