Common Stock and Stock Plans (Tables)

12 Months Ended

Mar. 31, 2016

Equity [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
	March 31, 2016			April 3, 2015			April 4, 2014
	(In thousands)
Stock-based compensation expense before taxes	$	47,510		$	39,353		$	33,639
Related income tax benefits		(18,089	)		(14,889	)		(12,685	)
Stock-based compensation expense, net of taxes	$	29,421		$	24,464		$	20,954

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 2016 was $20.35 and $13.37 per share, respectively, during fiscal year 2015 was $22.22 and $14.18 per share, respectively, and during fiscal year 2014 was $23.03 and $16.32 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 2016			Fiscal Year 2015			Fiscal Year 2014			Fiscal Year 2016			Fiscal Year 2015			Fiscal Year 2014
Volatility		32.9	%		34.0	%		40.2	%		24.6	%		30.6	%		34.3	%
Risk-free interest rate		1.7	%		1.7	%		1.3	%		0.3	%		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 2016 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 3, 2015		1,827,143		$	46.90
Options granted		439,000			61.42
Options canceled		—			—
Options exercised		(432,706	)		31.25
Outstanding at March 31, 2016		1,833,437		$	54.07		3.57	$	35,593
Vested and exercisable at March 31, 2016		921,513		$	47.84		2.40	$	23,632

Summary of Restricted Stock Unit Activity

A summary of restricted stock unit activity for fiscal year 2016 is presented below:

	Number of Restricted Stock Units			Weighted Average Grant Date Fair Value per Share
Outstanding at April 3, 2015		1,973,921		$	55.42
Awarded		1,153,513			61.81
Forfeited		(55,052	)		58.48
Released		(703,043	)		52.30
Outstanding at March 31, 2016		2,369,339		$	59.39
Vested and deferred at March 31, 2016		132,670		$	35.30