UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended				9 Months Ended
	Mar. 25, 2012		Mar. 27, 2011		Mar. 25, 2012		Mar. 27, 2011
UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS [Abstract]
Revenues	$ 248,094		$ 296,717		$ 780,913		$ 859,328
Cost of sales	174,132		179,534		510,694		512,310
Gross profit	73,962		117,183		270,219		347,018
Selling, general and administrative expense	49,578		46,680		149,127		141,607
Research and development expense	34,798		30,733		100,053		86,837
Amortization of acquisition-related intangible assets	2,097		1,695		6,651		4,156
Asset impairment, restructuring and other charges	0		(3,489)		0		(3,359)
Gain on disposition of property	(5,410)		0		(5,410)		0
Operating income (loss)	(7,101)		41,564		19,798		117,777
Other expense, net	(46)		(1,348)		4,113		1,672
Interest income, net	(47)		(2,694)		(287)		(8,255)
Income (loss) before income taxes	(7,008)		45,606		15,972		124,360
Provision for income taxes	(4,518)		(3,879)		2,836		(2,552)
Net income (loss)	$ (2,490)		$ 49,485		$ 13,136		$ 126,912
Net income (loss) per common share-basic (in dollars per share)	$ (0.04)	[1]	$ 0.70	[1]	$ 0.19	[1]	$ 1.79	[1]
Net income (loss) per common share-diluted (in dollars per share)	$ (0.04)	[1]	$ 0.69	[1]	$ 0.19	[1]	$ 1.77	[1]
Average common shares outstanding-basic (in shares)	69,104		69,854		69,306		69,869
Average common shares and potentially dilutive shares outstanding-diluted (in shares)	69,104		70,601		69,811		70,499

[1] Net income per common share is computed using the two-class method. See Note 15, "Net Income Per Common Share"