Share-Based Compensation - Summary of Share Option Activity (Detail)	6 Months Ended
Sep. 26, 2015 $ / shares shares
Number of Options
Outstanding at beginning of period \| shares	7,187,003
Granted \| shares	513,864
Exercised \| shares	(809,725)
Canceled/forfeited \| shares	(130,838)
Outstanding at end of period \| shares	6,760,304
Weighted Average Exercise price
Outstanding at beginning of period	$ 23.14
Granted	47.09
Exercised	7.29
Canceled/forfeited	28.47
Outstanding at end of period	$ 26.76

The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

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)(iv)(3)

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Gross number of share options (or share units) granted during the period.

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Number of options outstanding, including both vested and non-vested options.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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Number of share options (or share units) exercised during the current period.

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