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Income Taxes - Income Tax Expense (Detail) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
May. 03, 2015
Feb. 01, 2015
Nov. 02, 2014
Aug. 03, 2014
Apr. 27, 2014
Jan. 26, 2014
Oct. 27, 2013
Jul. 28, 2013
May. 03, 2015
Apr. 27, 2014
Apr. 28, 2013
current                      
federal                 $ 0 $ 0 $ 0
state                 (7)   19
foreign                 4,713 3,323 2,297
current income tax expense                 4,706 3,323 2,316
deferred                      
federal                 (849) 1,065 192
state                 (52) 416 14
undistributed earnings - foreign subsidiaries                 (260) (5,018) 7,011
U.S. operating loss carryforwards                 4,487 1,838 3,665
foreign                 (92) (42) 608
valuation allowance                 (55) 14 (11,834)
deferred income tax expense                 3,179 (1,727) (344)
income tax expense $ 1,772 $ 2,110 $ 1,889 $ 2,115 $ 1,380 $ (3,807) $ 1,718 $ 2,305 $ 7,885 $ 1,596 $ 1,972