Shareholders' Equity (Comprehensive Income, Net) (Details) (USD $)	3 Months Ended		6 Months Ended
	Dec. 25, 2011	Dec. 26, 2010	Dec. 25, 2011	Dec. 26, 2010
Stockholders' Equity Note [Abstract]
Net income	$ 12,078,000	$ 49,775,000	$ 24,897,000	$ 107,811,000
Other comprehensive income:
Net unrealized gain (loss) on available-for-sale securities, net of tax (expense) benefit of $661 and $566 respectively	(899,000)	(1,945,000)	(1,991,000)	(1,010,000)
Currency Translation Gain	(1,103,000)	0	(583,000)	0
Comprehensive income	10,076,000	47,830,000	22,323,000	106,801,000
Net unrealized gain (loss) on available-for-sale securities, tax (expense) benefit	544,000	1,177,000	1,206,000	611,000
Unrealized gains (losses) reclassified out of accumulated other comprehensive income			$ 1,000,000