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CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jan. 30, 2016	Jan. 31, 2015	Jan. 30, 2016	Jan. 31, 2015
Statement of Comprehensive Income [Abstract]
Net income	$ (1,953)	$ 561	$ 4,991	$ 17,043
Other comprehensive loss:
Cumulative translation adjustments	(628)	(1,386)	(1,388)	(2,501)
Unrealized income (loss) on available-for-sale securities, net of tax	8	8	5	(3)
Total other comprehensive loss, net of tax	(620)	(1,378)	(1,383)	(2,504)
Comprehensive (loss) income	$ (2,573)	$ (817)	$ 3,608	$ 14,539

X

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Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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