Common Stock and Stock Plans (Tables)

12 Months Ended

Apr. 03, 2015

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

Summary of Stock-based Compensation Expense

Total stock-based compensation expense recognized in accordance with the authoritative guidance for share-based payments was as follows:

	Fiscal Years Ended
	April 3, 2015			April 4, 2014			March 29, 2013
	(In thousands)
Stock-based compensation expense before taxes	$	39,353		$	33,639		$	27,035
Related income tax benefits		(14,889	)		(12,685	)		(10,213	)
Stock-based compensation expense, net of taxes	$	24,464		$	20,954		$	16,822

Summary of Employee Stock Options and Employee Stock Purchase Plan Weighted Average Assumptions

The weighted average estimated fair value of employee stock options granted and employee stock purchase plan shares issued during fiscal year 2015 was $22.22 and $14.18 per share, respectively, during fiscal year 2014 was $23.03 and $16.32 per share, respectively, and during fiscal year 2013 was $13.96 and $9.02 per share, respectively, using the Black-Scholes model with the following weighted average assumptions (annualized percentages):

	Employee Stock Options									Employee Stock Purchase Plan
	Fiscal Year 2015			Fiscal Year 2014			Fiscal Year 2013			Fiscal Year 2015			Fiscal Year 2014			Fiscal Year 2013
Volatility		34.0	%		40.2	%		41.2	%		30.6	%		34.3	%		30.0	%
Risk-free interest rate		1.7	%		1.3	%		0.7	%		0.1	%		0.1	%		0.1	%
Dividend yield		0.0	%		0.0	%		0.0	%		0.0	%		0.0	%		0.0	%
Expected life		5.5 years			5.5 years			5.5 years			0.5 years			0.5 years			0.5 years

Summary of Employee Stock Option Activity

A summary of employee stock option activity for fiscal year 2015 is presented below:

	Number of Shares			Weighted Average Exercise Price per Share		Weighted Average Remaining Contractual Term in Years		Aggregate Intrinsic Value (In thousands)
Outstanding at April 4, 2014		2,200,443		$	35.68
Options granted		351,500			65.15
Options canceled		—			—
Options exercised		(724,800	)		21.71
Outstanding at April 3, 2015		1,827,143		$	46.90		3.23	$	26,349
Vested and exercisable at April 3, 2015		1,024,982		$	39.18		2.09	$	21,602

Summary of Restricted Stock Unit Activity

A summary of restricted stock unit activity for fiscal year 2015 is presented below:

	Number of Restricted Stock Units			Weighted Average Grant Date Fair Value per Share
Outstanding at April 4, 2014		1,842,936		$	47.97
Awarded		815,894			65.20
Forfeited		(37,903	)		52.35
Released		(647,006	)		46.68
Outstanding at April 3, 2015		1,973,921		$	55.42
Vested and deferred at April 3, 2015		133,553		$	32.05