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Share-Based Compensation (Tables)

9 Months Ended

Dec. 27, 2014

Option Activity and Information about Options Outstanding

The following table summarizes the share option activity during the nine months ended December 27, 2014, and information about options outstanding at December 27, 2014:

		Number of Options				Weighted Average Exercise price				Weighted Average Remaining Contractual Life (years)				Aggregate Intrinsic Value (in thousands)
Outstanding at March 29, 2014			8,377,928			$	13.69
Granted			795,255			$	90.95
Exercised			(1,462,107	)		$	6.88
Canceled/forfeited			(177,845	)		$	29.14
Outstanding at December 27, 2014			7,533,231			$	22.79				5.59			$	407,380
Vested or expected to vest at December 27, 2014			7,382,566			$	22.79				5.59
Vested and exercisable at December 27, 2014			3,504,844			$	11.92				5.17			$	221,824

Assumptions Used to Estimate Fair Value of Options

The following table represents assumptions used to estimate the fair value of options:

		Three Months Ended								Nine Months Ended
		December 27, 2014				December 28, 2013				December 27, 2014				December 28, 2013
Expected dividend yield			0.0	%			0.0	%			0.0	%			0.0	%
Volatility factor			32.8	%			38.4	%			33.2	%			46.1	%
Weighted average risk-free interest rate			1.5	%			1.3	%			1.5	%			1.0	%
Expected life of option			4.75 years				4.75 years				4.75 years				4.75 years

Restricted Shares and Restricted Share Units

The following table summarizes restricted shares under the 2012 Plan as of December 27, 2014 and changes during the fiscal period then ended:

		Number of Unvested Restricted Shares				Weighted Average Grant Date Fair Value
Unvested at March 29, 2014			657,853			$	38.38
Granted			433,126			$	90.57
Vested			(212,853	)		$	32.12
Canceled/forfeited			(29,734	)		$	68.37
Unvested at December 27, 2014			848,392			$	65.68

The following table summarizes restricted share units under the 2012 Plan as of December 27, 2014 and changes during the fiscal period then ended:

		Number of Unvested Restricted Units				Weighted Average Grant Date Fair Value
Unvested at March 29, 2014			199,779			$	58.31
Granted			245,591			$	81.61
Vested			(11,770	)		$	30.04
Canceled/forfeited			(10,846	)		$	62.24
Unvested at December 27, 2014			422,754			$	73.25

X

- Definition

Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year.

+ References

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- Definition

Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)

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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (f)(2)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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