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Stock-Based Compensation (Tables)

12 Months Ended

Jun. 30, 2019

Share-based Payment Arrangement [Abstract]

Schedule of Option Activity

The following table summarizes option activity as of June 30, 2019 and changes during the fiscal year then ended (shares in thousands): 

	Number of Shares			Weighted Average Exercise price				Weighted Average Remaining Contractual Term		Total Intrinsic Value (in millions of U.S. Dollars)
Outstanding at June 24, 2018	6,287				$39.58
Granted	—			—
Exercised	(3,605	)		38.85
Forfeited or expired	(264	)		47.44
Outstanding at June 30, 2019	2,418			39.81				2.2			$40.1
Vested and expected to vest at June 30, 2019	2,416			39.82				2.2			$40.0
Exercisable at June 30, 2019	2,129			41.89				1.9			$30.9

Schedule of Stock Options Outstanding and Exercisable

The following table summarizes information about stock options outstanding and exercisable at June 30, 2019 (shares in thousands): 

		Options Outstanding									Options Exercisable
Range of Exercise Price		Number			Weighted Average Remaining Contractual Life (Years)		Weighted Average Exercise Price				Number			Weighted Average Exercise Price
$0.01 to $30.92		1,015			3.1			$25.23			726				$25.54
$30.93 to $43.94		34			1.6		36.45				34			36.45
$43.95 to $45.13		618			2.0		45.13				618			45.13
$45.14 to $54.26		21			1.2		48.50				21			48.50
$54.27 to $75.55		730			1.0		55.49				730			55.49
Total		2,418									2,129

Schedule of Other Information Pertaining to Stock Option Awards

Other information pertaining to the Company’s stock option awards is as follows: 

	Fiscal Years Ended
	June 30, 2019				June 24, 2018				June 25, 2017
Weighted average grant date fair value per share of options		$—				$8.02				$8.20
Total intrinsic value of options exercised (in millions of U.S. Dollars)		$63.3				$24.3				$0.3

Schedule of Nonvested Restricted Stock Awards and Restricted Stock Unit Awards Outstanding

A summary of nonvested restricted stock awards (RSAs) and restricted stock unit awards (RSUs) outstanding as of June 30, 2019 and changes during the year then ended is as follows (shares in thousands):

	Number of RSAs/RSUs			Weighted Average Grant-Date Fair Value
Nonvested at June 24, 2018	3,689				$27.53
Granted	1,374			47.51
Vested	(1,297	)		28.89
Forfeited	(685	)		31.98
Nonvested at June 30, 2019	3,081				$34.99

Schedule of Total Stock-Based Compensation Expense

Total stock-based compensation expense was classified in the consolidated statements of operations as follows:

	Fiscal Years Ended
(in millions of U.S. Dollars)	June 30, 2019				June 24, 2018				June 25, 2017
Cost of revenue, net		$8.8				$6.5				$7.8
Research and development	7.7				6.8				7.5
Sales, general and administrative	33.1				24.6				20.0
Total stock-based compensation expense		$49.6				$37.9				$35.3

Schedule of Weighted Average Assumptions Utilized to Value Stock-Based Compensation

The range of assumptions used to value stock issued under the ESPP were as follows:

	Fiscal Years Ended
	June 30, 2019			June 24, 2018			June 25, 2017
Risk-free interest rate	2.39 - 2.67%			0.89 - 2.26%			.41 - 1.02%
Expected life, in years	0.5 - 1.0			0.5 - 1.0			0.5 - 1.0
Volatility	34.5 - 39.6%			34.5 - 40.2%			37.9 - 42.4%
Dividend yield	—			—			—

The weighted average assumptions used to value stock option grants were as follows:

	Fiscal Years Ended
	June 30, 2019		June 24, 2018			June 25, 2017
Risk-free interest rate	N/A		1.75	%		1.06	%
Expected life, in years	N/A		4.00			3.80
Volatility	N/A		38.6	%		42.4	%
Dividend yield	N/A		—			—

The range of assumptions used for issued performance units were as follows:

	Fiscal Years Ended
	June 30, 2019			June 24, 2018			June 25, 2017
Risk-free interest rate	2.68	%		1.44 - 1.59%			N/A
Expected life, in years	3.0			2.8 - 3.0			N/A
Average volatility of peer companies	46.82	%		46.37	%		N/A
Average correlation coefficient of peer companies	0.34			0.34			N/A
Dividend yield	—			—			N/A

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