Stockholders' Equity - Valuation Assumptions (Details)	12 Months Ended
	Jul. 31, 2023 Rate	Jul. 31, 2022 Rate	Jul. 31, 2021 Rate
Stock Option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term	5 years 8 months 15 days	6 years 2 months 23 days	6 years 2 months 15 days
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate	29.64%	30.04%	30.71%
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate	2.01%	2.26%	2.49%
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate	3.66%	1.27%	0.38%
Performance Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate	34.80%	34.70%	32.60%
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate	2.80%	0.30%	0.10%