Stockholders' Equity - Stock Options (Details) $ in Thousands	1 Months Ended	12 Months Ended
	Dec. 31, 2007	Jul. 31, 2025 USD ($) day shares	Jul. 31, 2024 USD ($)	Jul. 31, 2023 USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of options that were in-the-money (in shares) | shares		17,210,911
Compensation cost attributable to equity-based compensation plan		$ 38,004	$ 35,234	$ 39,673
Proceeds from the exercise of stock options		42,759	24,260	49,679
Aggregate intrinsic value of options exercised		188,300	105,500	131,100
Unrecognized total compensation cost related to non-vested stock-based awards		$ 22,100
Amortized cost on a straight-line basis over a weighted average term (in years)		2 years 2 months 1 day
Fair value of options vested		$ 23,900	21,500	24,500
Purple Wave Inc
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation cost attributable to equity-based compensation plan		$ 2,300	1,900
Equity Incentive 2007 Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock authorized to purchase (in shares) | shares		144,000,000
Purchase price of the plan (as a percent)	100.00%
Maximum vesting term for incentive and non-qualified stock options determined by board of directors (in years)	10 years
Share-based compensation arrangement by share-based payment award, award requisite service period (in years)	5 years
Shares were available for future grant under the plan (in shares) | shares		20,577,321
Share-based Payment Arrangement, Option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, award requisite service period (in years)		5 years
Compensation cost attributable to equity-based compensation plan		$ 3,800	$ 7,400	$ 12,200
Expected dividends (as a percent)		0.00%	0.00%	0.00%
Deferred compensation arrangement with individual - requisite service period (in years)		5 years
Award vesting rights (as a percent)		20.00%
Award vesting period (in years)		4 years
Trading price compared to exercise price (as a percent)		125.00%
Consecutive trading days (in days) | day		20
Risk-free interest rate, minimum (as a percent)		3.50%	3.86%	3.67%
Risk-free interest rate, maximum (as a percent)		4.03%	4.43%	3.88%
Estimated volatility, minimum (as a percent)		29.60%	30.10%	29.60%
Estimated volatility, maximum (as a percent)		30.30%	30.60%	32.00%
Total compensation expense to be recognized per grant		$ 50,100
Share-based Payment Arrangement, Option | Valuation Technique, Option Pricing Model
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expected dividends (as a percent)		0.00%
Risk-free interest rate, minimum (as a percent)		0.71%
Risk-free interest rate, maximum (as a percent)		4.37%
Estimated volatility, minimum (as a percent)		25.20%
Estimated volatility, maximum (as a percent)		29.80%
Restricted Stock | Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (in years)		2 years
Restricted Stock | Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (in years)		5 years
Performance Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period (in years)		5 years