Stock-Based Compensation (Tables)

9 Months Ended

Mar. 30, 2019

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]

The following tables show total stock-based compensation expense by type of award, and the resulting tax effect, included in the Condensed Consolidated Statements of Income for the three and nine months ended March 30, 2019 and March 31, 2018, respectively:



	Three Months Ended
	March 30, 2019								March 31, 2018
	Stock Options		Restricted Stock Units		Employee Stock Purchase Plan		Total		Stock Options		Restricted Stock Units		Employee Stock Purchase Plan		Total
	(in thousands)
Cost of goods sold	$	8	$	1,951	$	654	$	2,613	$	35	$	2,003	$	537	$	2,575
Research and development	5		9,399		1,658		11,062		13		8,725		1,339		10,077
Selling, general and administrative	64		8,184		897		9,145		51		7,218		684		7,953
Pre-tax stock-based compensation expense	$	77	$	19,534	$	3,209	$	22,820	$	99	$	17,946	$	2,560	$	20,605
Less: income tax effect							1,946								2,053
Net stock-based compensation expense							$	20,874							$	18,552



	Nine Months Ended
	March 30, 2019								March 31, 2018
	Stock Options		Restricted Stock Units		Employee Stock Purchase Plan		Total		Stock Options		Restricted Stock Units		Employee Stock Purchase Plan		Total
	(in thousands)
Cost of goods sold	$	28	$	5,597	$	1,656	$	7,281	$	196	$	5,783	$	1,482	$	7,461
Research and development	27		26,783		3,948		30,758		507		24,212		3,342		28,061
Selling, general and administrative	178		24,600		2,156		26,934		636		21,004		1,770		23,410
Pre-tax stock-based compensation expense	$	233	$	56,980	$	7,760	$	64,973	$	1,339	$	50,999	$	6,594	$	58,932
Less: income tax effect							6,214								6,830
Net stock-based compensation expense							$	58,759							$	52,102

Share-based Compensation Arrangements by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding [Table Text Block]

The following table summarizes outstanding, exercisable and vested and expected to vest stock options as of March 30, 2019 and related activity for the nine months ended March 30, 2019:



	Number of Shares		Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (in Years)	Aggregate Intrinsic Value⁽¹⁾
Balance at June 30, 2018	1,688,253		$	27.72
Options Granted	—		—
Options Exercised	(699,416	)	27.13
Options Cancelled	(3,439	)	28.08
Balance at March 30, 2019	985,398		$	28.14	1.3	$	25,692,173
Exercisable, March 30, 2019	985,398		$	28.14	1.3	$	25,692,173
Vested and expected to vest, March 30, 2019	985,398		$	28.14	1.3	$	25,692,173



(1)	Aggregate intrinsic value represents the difference between the exercise price and the closing price per share of the Company’s common stock on March 29, 2019, the last business day preceding the fiscal quarter-end, multiplied by the number of options outstanding, exercisable or vested and expected to vest as of March 30, 2019.

Share-based Compensation Arrangements by Share-based Payment Award, Restricted Stock Units, Vested and Expected to Vest [Table Text Block]

The following table summarizes the outstanding and expected to vest RSUs and other awards as of March 30, 2019 and related activity during the nine months ended March 30, 2019:



	Number of Shares		Weighted Average Remaining Contractual Term (in Years)	Aggregate Intrinsic Value⁽¹⁾
Balance at June 30, 2018	5,524,432
Restricted stock units and other awards granted	1,614,379
Restricted stock units and other awards released	(1,377,399	)
Restricted stock units and other awards cancelled	(458,762	)
Balance at March 30, 2019	5,302,650		2.7	$	287,456,657
Outstanding and expected to vest, March 30, 2019	4,439,502		2.7	$	240,665,404



(1)	Aggregate intrinsic value for RSUs and other awards represents the closing price per share of the Company’s common stock on March 29, 2019, the last business day preceding the fiscal quarter-end, multiplied by the number of RSUs outstanding or expected to vest as of March 30, 2019.

Share-based Compensation Arrangements by Share-based Payment Award, Performance-Based Units, Vested and Expected to Vest [Table Text Block]

The following table summarizes the number of MSUs outstanding and expected to vest as of March 30, 2019 and their activity during the nine months ended March 30, 2019:



	Number of Shares		Weighted Average Remaining Contractual Term (in Years)	Aggregate Intrinsic Value⁽¹⁾
Balance at June 30, 2018	1,079,064
Market stock units granted	247,804
Market stock units released	(13,594	)
Market stock units cancelled	(264,742	)
Balance at March 30, 2019	1,048,532		2.7	$	56,840,920
Outstanding and expected to vest, March 30, 2019	976,524		2.7	$	52,937,345



(1)	Aggregate intrinsic value for MSUs represents the closing price per share of the Company’s common stock on March 29, 2019, the last business day preceding the fiscal quarter-end, multiplied by the number of MSUs outstanding or expected to vest as of March 30, 2019.

Schedule of Share-based Payment Award, Employee Stock Purchase Plan, Valuation Assumptions [Table Text Block]

The fair value of 2008 ESPP rights granted to employees has been estimated at the date of grant using the Black-Scholes option valuation model using the following assumptions for the offering periods outstanding:



	Three Months Ended		Nine Months Ended
	March 30, 2019	March 31, 2018	March 30, 2019	March 31, 2018
Expected holding period (in years)	0.5 years	0.5 years	0.5 years	0.5 years
Risk-free interest rate	2.4% - 2.6%	1.1% - 1.5%	1.6% - 2.6%	0.8% - 1.5%
Expected stock price volatility	27.5 % - 28.9%	20.5% - 20.7%	19.6% - 32.7 %	19.1% - 24.7%
Dividend yield	2.8% - 3.1%	3.0% - 3.1%	2.8% - 3.1%	3.0% - 3.4%