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Subsequent Events - Additional Information (Detail) (USD $) | 6 Months Ended | 0 Months Ended |
--- | --- | --- | ---
Sep. 27, 2014 | Sep. 28, 2013 | Oct. 30, 2014 Subsequent Event | Oct. 24, 2014 Subsequent Event | Oct. 30, 2014 Subsequent Event
Subsequent Event [Line Items] |  |  |  |  |
Purchase price of aircraft | $ 157,403,000 | $ 73,580,000 |  | $ 16,500,000 |
Share repurchase authorized |  |  |  |  | $ 1,000,000,000
Share repurchase program, repurchase period |  |  | 2 years |  |

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- Definition The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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- Definition Amount of stock repurchase plan authorized. + References No definition available. + Details
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- Definition Period which shares may be purchased under a stock repurchase plan authorized by an entity's Board of Directors, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Details
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