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Taxes - Additional Information (Detail) (USD $) | 12 Months Ended
--- | ---
Mar. 30, 2013 | Mar. 31, 2012 | Apr. 02, 2011
Income Tax [Line Items] |  |  |
Increase in deferred tax valuation allowance | $ 1,600,000 | $ 4,400,000 | $ 3,300,000
Valuation allowance released | 1,100,000 | 200,000 | 900,000
Accrued liability for uncertain tax positions | 7,100,000 |  |
Unrecognized tax benefits | 6,628,000 | 1,758,000 | 939,000
Interest recognized | 300,000 | 100,000 |
Undistributed earnings | 671,100,000 |  |
Foreign Tax Authority |  |  |
Income Tax [Line Items] |  |  |
Net operating loss carryforwards | $ 51,700,000 |  |
Foreign Tax Authority | Minimum |  |  |
Income Tax [Line Items] |  |  |
Operating loss carry forward expiration year | 2016 |  |

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