Income Taxes Provisions for Income Taxes from Continuing Operations (Details) - USD ($) $ in Thousands	12 Months Ended
Apr. 29, 2016	Apr. 24, 2015	Apr. 25, 2014
Current:
Federal	$ 27,952	$ 8,021	$ 7,734
State	1,631	(746)	(1,236)
Total current	29,583	7,275	6,498
Deferred:
Federal	(28,440)	(15,243)	(6,769)
State	56	452	414
Total deferred	(28,384)	(14,791)	(6,355)
Total tax provision (benefit)	$ 1,199	$ (7,516)	$ 143

Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.

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