XML 45 R64.htm IDEA: XBRL DOCUMENT v2.4.0.8
Dividend Program (Detail) (USD $)
3 Months Ended 3 Months Ended 12 Months Ended
Jul. 28, 2013
Jul. 29, 2012
Jun. 12, 2013
Jul. 28, 2013
Quarterly Dividend [Member]
Jul. 29, 2012
Quarterly Dividend [Member]
Apr. 28, 2013
Quarterly Dividend [Member]
Dividends [Line Items]            
Percentage increase in payment of quarterly cash dividend     33.00%      
Cash dividend payment per share       $ 0.04   $ 0.03
Cash dividends paid $ 489,000 $ 381,000   $ 489,000 $ 381,000