Information for Share Options Outstanding Under Nineteen Ninety Nine Plan (Detail) (Stock Plan 1999, USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Jun. 29, 2012	Jun. 24, 2011	Jun. 25, 2010	Jun. 26, 2009
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Number of Shares Underlying Options	189,540
Exercise Price Per Share	$ 5.18	$ 4.34	$ 3.66	$ 2.77
Weighted Average Remaining Contractual Life(years)	3 years 5 months 1 day
Aggregate Intrinsic Value	$ 1,396
Number of Shares Underlying Options	133,578
Weighted Average Remaining Contractual Life(years)	3 years 11 days
Aggregate Intrinsic Value	$ 1,016
Exercise Price 1
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Number of Shares Underlying Options	1,000
Exercise Price Per Share	$ 2.00
Weighted Average Remaining Contractual Life(years)	3 months
Exercise Price 2
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Number of Shares Underlying Options	4,925
Exercise Price Per Share	$ 2.25
Weighted Average Remaining Contractual Life(years)	7 months 13 days
Exercise Price 3
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Number of Shares Underlying Options	3,100
Exercise Price Per Share	$ 2.75
Weighted Average Remaining Contractual Life(years)	1 year 2 months 1 day
Exercise Price 4
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Number of Shares Underlying Options	1,600
Exercise Price Per Share	$ 3.00
Weighted Average Remaining Contractual Life(years)	1 year 2 months 9 days
Exercise Price 5
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Number of Shares Underlying Options	20,021
Exercise Price Per Share	$ 3.50
Weighted Average Remaining Contractual Life(years)	1 year 6 months 4 days
Exercise Price 6
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Number of Shares Underlying Options	3,605
Exercise Price Per Share	$ 4.25
Weighted Average Remaining Contractual Life(years)	2 years 2 months 1 day
Exercise Price 7
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Number of Shares Underlying Options	6,415
Exercise Price Per Share	$ 4.75
Weighted Average Remaining Contractual Life(years)	2 years 5 months 1 day
Exercise Price 8
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Number of Shares Underlying Options	11,156
Exercise Price Per Share	$ 5.00
Weighted Average Remaining Contractual Life(years)	2 years 7 months 17 days
Exercise Price 9
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Number of Shares Underlying Options	5,480
Exercise Price Per Share	$ 5.25
Weighted Average Remaining Contractual Life(years)	2 years 10 months 6 days
Exercise Price 10
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Number of Shares Underlying Options	26,250
Exercise Price Per Share	$ 5.50
Weighted Average Remaining Contractual Life(years)	3 years 1 month 28 days
Exercise Price 11
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Number of Shares Underlying Options	101,788
Exercise Price Per Share	$ 5.75
Weighted Average Remaining Contractual Life(years)	4 years 3 months 18 days
Exercise Price 12
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Number of Shares Underlying Options	4,200
Exercise Price Per Share	$ 6.25
Weighted Average Remaining Contractual Life(years)	4 years 10 months 6 days