Quarterly Financial Data (Unaudited) (Details) (USD $)	3 Months Ended															12 Months Ended
	Jun. 30, 2012		Apr. 01, 2012		Jan. 01, 2012		Oct. 02, 2011		Jul. 03, 2011		Mar. 27, 2011		Dec. 26, 2010		Sep. 26, 2010	Jun. 30, 2012	Jul. 03, 2011	Jun. 27, 2010
Quarterly Financial Information Disclosure [Abstract]
Net revenues	$ 87,649,000	[1]	$ 73,368,000	[2]	$ 82,812,000	[3]	$ 78,894,000	[4]	$ 89,761,000	[5]	$ 75,699,000	[6]	$ 85,131,000	[7]	$ 83,837,000	$ 322,722,000	$ 334,428,000	$ 309,354,000
Gross profit	48,833,000	[1]	41,211,000	[2]	46,268,000	[3]	43,536,000	[4]	48,581,000	[5]	36,563,000	[6]	47,981,000	[7]	46,837,000	179,847,000	179,961,000	176,493,000
Net (loss) income	7,812,000	[1]	2,372,000	[2]	4,107,000	[3]	1,583,000	[4]	(2,087,000)	[5]	(6,841,000)	[6]	8,929,000	[7]	2,712,000	15,872,000	2,713,000	227,000
Net (loss) income per share - basic (in dollars per share)	$ 0.08	[1]	$ 0.03	[2]	$ 0.04	[3]	$ 0.02	[4]	$ (0.02)	[5]	$ (0.07)	[6]	$ 0.10	[7]	$ 0.03	$ 0.17	$ 0.03	$ 0.00
Net (loss) income per share - diluted (in dollars per share)	$ 0.08	[1]	$ 0.03	[2]	$ 0.04	[3]	$ 0.02	[4]	$ (0.02)	[5]	$ (0.07)	[6]	$ 0.10	[7]	$ 0.03	$ 0.17	$ 0.03	$ 0.00
Restructuring charges	200,000		35,000		400,000		1,000,000		2,800,000		1,000,000					1,594,000	3,806,000	4,238,000
Litigation settlement gain	100,000										49,000		4,200,000			121,000	4,249,000	(829,000)
Foreign currency transaction realized gain from liquidation of Japanese subsidiary	$ 1,900,000															$ 1,900,000

[1] Net income and net income per share include the effect of restructuring charge of $0.2 million, litigation settlement of $0.1 million and CTA gain of $1.9 million from Japan subsidiary liquidation

[2] Net income and net income per share include the effect of restructuring reversal of $35,000.

[3] Net income and net income per share include the effect of restructuring charge of $0.4 million.

[4] Net income and net income per share include the effect of restructuring charge of $1.0 million.

[5] Net loss and net loss per share include the effect of restructuring charge of $2.8 million.

[6] Net loss and net loss per share include the effect of restructuring charge of $1.0 million and litigation settlement of $49,000.

[7] Net income and net income per share include the effect of litigation settlement of $4.2 million.