Income Taxes - Schedule of U.S. Federal Statutory Income Tax Rate Compared to Actual Income Tax Expense (Details)	3 Months Ended		9 Months Ended
	May 31, 2022	May 31, 2021	May 31, 2022	May 31, 2021
Income Tax Disclosure [Abstract]
U.S. federal statutory income tax rate	21.00%	21.00%	21.00%	21.00%
Effective income tax rate	21.80%	20.30%	22.50%	26.00%