XML 25 R15.htm IDEA: XBRL DOCUMENT v3.24.0.1
INCOME TAX EXPENSE
3 Months Ended
Dec. 31, 2023
INCOME TAX EXPENSE  
INCOME TAX EXPENSE

9.    INCOME TAX EXPENSE

The first quarter 2024 effective income tax rate was 22.0% compared to 22.1% in the first quarter of 2023. There were no significant changes in the effective income tax rate between the periods.