EQUITY PLANS (Details 2) (USD $)	12 Months Ended
	Aug. 02, 2014
Options outstanding by range of exercise prices
Number of Options Outstanding (in share)	459,074
Weighted Average Exercise Price (in dollars per share)	$ 42.10
Weighted Average Remaining Contractual Term	6 years 1 month 6 days
Number of Shares Exercisable	268,338
Weighted Average Exercise Price (in dollars per share)	$ 32.56
$12.00 - $26.00
Weighted-average remaining contractual term of options outstanding by range of exercise prices
Exercise price, low end of range (in dollars per share)	$ 12
Exercise price, high end of range (in dollars per share)	$ 26
Options outstanding by range of exercise prices
Number of Options Outstanding (in share)	103,605
Weighted Average Exercise Price (in dollars per share)	$ 24.42
Weighted Average Remaining Contractual Term	4 years 1 month 6 days
Number of Shares Exercisable	103,605
Weighted Average Exercise Price (in dollars per share)	$ 24.42
$26.01 - $40.00
Weighted-average remaining contractual term of options outstanding by range of exercise prices
Exercise price, low end of range (in dollars per share)	$ 26.01
Exercise price, high end of range (in dollars per share)	$ 40
Options outstanding by range of exercise prices
Number of Options Outstanding (in share)	191,387
Weighted Average Exercise Price (in dollars per share)	$ 34.85
Weighted Average Remaining Contractual Term	5 years 1 month 6 days
Number of Shares Exercisable	138,819
Weighted Average Exercise Price (in dollars per share)	$ 34.17
$40.01 - $54.00
Weighted-average remaining contractual term of options outstanding by range of exercise prices
Exercise price, low end of range (in dollars per share)	$ 40.01
Exercise price, high end of range (in dollars per share)	$ 54
Options outstanding by range of exercise prices
Number of Options Outstanding (in share)	5,880
Weighted Average Exercise Price (in dollars per share)	$ 45.37
Weighted Average Remaining Contractual Term	7 years 4 months 24 days
Number of Shares Exercisable	4,725
Weighted Average Exercise Price (in dollars per share)	$ 45.07
$54.01 - $68.00
Weighted-average remaining contractual term of options outstanding by range of exercise prices
Exercise price, low end of range (in dollars per share)	$ 54.01
Exercise price, high end of range (in dollars per share)	$ 68
Options outstanding by range of exercise prices
Number of Options Outstanding (in share)	158,202
Weighted Average Exercise Price (in dollars per share)	$ 62.32
Weighted Average Remaining Contractual Term	8 years 6 months
Number of Shares Exercisable	21,189
Weighted Average Exercise Price (in dollars per share)	$ 58.98