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CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Nov. 02, 2014 | Oct. 27, 2013 | Nov. 02, 2014 | Oct. 27, 2013
Statement of Comprehensive Income [Abstract] |  |  |  |
Net income | $ 3,001 | $ 3,096 | $ 6,346 | $ 6,326
Other comprehensive (loss) gain |  |  |  |
Unrealized (losses) gains on investments | (18) | 22 | (28) | (113)
Total other comprehensive (loss) gain | (18) | 22 | (28) | (113)
Comprehensive income | $ 2,983 | $ 3,118 | $ 6,318 | $ 6,213

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