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Income Taxes Income Taxes (Tables)
3 Months Ended
Nov. 30, 2024
Income Tax Disclosure [Abstract]  
Income Tax Effective Tax Rate [Table Text Block] Comparative earnings before income taxes, income tax expense and effective income tax rates from continuing operations are as follows (dollars in thousands):
 Three Months Ended November 30,
 20242023
Earnings before income tax expense$27,875 $23,974 
Income tax expense6,152 5,669 
Effective income tax rate22.1 %23.6 %