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Income Taxes - Reconciliation of Provision for Income Taxes to Amount Computed by Applying Statutory Federal Income Tax Rate to Income Before Income Taxes (Detail) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Mar. 29, 2013
Mar. 30, 2012
Apr. 01, 2011
Income Tax Expense Benefit Continuing Operations Income Tax Reconciliation [Line Items]      
Tax (benefit) expense at federal statutory rate $ (31,737) $ (2,128) $ 12,749
State tax provision, net of federal benefit (3,124) 112 1,375
Tax credits, net of valuation allowance (17,249) (12,973) (15,615)
Manufacturing deduction   176  
Non-deductible transaction costs     30
Non-deductible compensation 1,305 700 1,054
Non-deductible meals and entertainment 448 447 328
Other 303 15 77
Total (benefit from) provision for income taxes $ (50,054) $ (13,651) $ (2)