UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Sep. 25, 2011	Sep. 26, 2010
UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS [Abstract]
Revenues	$ 302,741	$ 280,867
Cost of sales	187,903	172,043
Gross profit	114,838	108,824
Selling, general and administrative expense	48,991	48,310
Research and development expense	33,028	27,560
Amortization of acquisition-related intangible assets	2,615	1,219
Asset impairment, restructuring and other charges	0	134
Operating income	30,204	31,601
Other expense, net	2,203	1,312
Interest income, net	(209)	(1,409)
Income before income taxes	28,210	31,698
Provision for (benefit from) income taxes	6,247	(1,800)
Net income	$ 21,963	$ 33,498
Net income per common share-basic (in dollars per share)	$ 0.31	$ 0.47
Net income per common share-diluted (in dollars per share)	$ 0.31	$ 0.47
Average common shares outstanding-basic (in shares)	69,768	70,165
Average common shares and potentially dilutive securities outstanding-diluted (in shares)	70,285	70,483