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EQUITY AWARD PLANS (Tables)

9 Months Ended

Apr. 30, 2020

Share-based Payment Arrangement [Abstract]

Schedule of RSUs Activity

Below is a summary of RSU activity, including MSUs, under the Stock Plans:

			Number of Shares						Grant Date Fair Value per Share
			(in thousands)
Outstanding at July 31, 2019			22,136						$	36.72
Granted			12,598						$	27.66
Released			(6,578)						$	33.94
Forfeited			(3,337)						$	34.63
Outstanding at April 30, 2020			24,819						$	33.26

Schedule of ESPP Valuation Assumptions

We use the Black-Scholes option pricing model to determine the fair value of shares purchased under the 2016 ESPP with the following weighted average assumptions on the date of grant:

			Nine Months Ended April 30,
			2019						2020
Expected term (in years)			0.84						0.92
Risk-free interest rate			2.5		%				0.1		%
Volatility			69.0		%				73.4		%
Dividend yield			—		%				—		%

Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs

Total stock-based compensation expense recognized in the condensed consolidated statements of operations is as follows:

			Three Months Ended April 30,																		Nine Months Ended April 30,
			2019						2020						2019						2020
			(in thousands)
Cost of revenue:
Product			$	953					$	1,367					$	2,523					$	3,937
Support, entitlements and other services			4,542						5,959						11,072						15,850
Sales and marketing			35,257						33,177						81,325						92,137
Research and development			42,265						39,462						107,953						113,484
General and administrative			11,815						12,131						30,449						33,729
Total stock-based compensation expense			$	94,832					$	92,096					$	233,322					$	259,137

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Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement.

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Tabular disclosure of the changes in outstanding nonvested restricted stock units.

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Tabular disclosure of the significant assumptions used during the year to estimate the fair value of employee stock purchase plans, including, but not limited to: (a) expected term, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.

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