v3.26.1
Income Taxes
 6 Months Ended
Jun. 30, 2026
Income Tax Disclosure [Abstract]  
Income Taxes Income Taxes
The following table presents income tax expense and the effective tax rate:
 Three Months Ended June 30,Six Months Ended June 30,
 2026202520262025
 (Dollars in millions)
Income tax expense$65.1 $59.9 $130.0 $119.0 
Effective tax rate23 %22 %23 %23 %
The effective tax rate for each of the periods in the table above differed from the statutory federal rate of 21%, due to state income taxes and U.S. taxes on foreign earnings, net of foreign tax credits, partially offset by a lower foreign effective tax rate.