Employee Benefit Plans (Details Textual) (USD $)	12 Months Ended
	Jun. 30, 2012	Jun. 25, 2011	Jun. 26, 2010
Employee Benefit Plans (Textual) [Abstract]
Annual limit of employees contribution to defined contribution plan	$ 17,000
Annual limit of contribution for 50 years or older employees	22,500
Percentage of maximum employer matching contribution to defined contribution plans	25.00%
Contributions by employer matching contributions	$ 1,200,000	$ 1,000,000	$ 943,000
Employer matching fund vested period	4 years