Business Segment Information (Tables)

12 Months Ended

Jul. 01, 2012

Business Segment Information [Abstract]

Segment revenue, gross profit and operating income (loss)

	Communications		Government and Enterprise		Corporate			Total
Net revenue	$	132,345	$	105,371	$	—		$	237,716
Cost of sales		65,781		66,745		1,178			133,704
Gross profit		66,564		38,626		(1,178	)		104,012
Operating expenses		37,867		27,001		22,300			87,168
Operating income (loss)	$	28,697	$	11,625	$	(23,478	)	$	16,844
Year ended July 3, 2011
	Communications		Government and Enterprise		Corporate			Total
Net revenue	$	119,104	$	89,042	$	—		$	208,146
Cost of sales		60,112		48,951		9,351			118,414
Gross profit		58,992		40,091		(9,351	)		89,732
Operating expenses		36,302		24,251		22,048			82,601
Operating income (loss)	$	22,690	$	15,840	$	(31,399	)	$	7,131
Year ended June 27, 2010
	Communications		Government and Enterprise		Corporate			Total
Net revenue	$	139,079	$	82,237	$	—		$	221,316
Cost of sales		69,945		48,226		5,625			123,796
Gross profit		69,134		34,011		(5,625	)		97,520
Operating expenses		37,137		21,366		26,888			85,391
Operating income (loss)	$	31,997	$	12,645	$	(32,513	)	$	12,129

Corporate-related costs

	Year ended
	July 1, 2012		July 3, 2011		June 27, 2010
	(In thousands)
Selling, general and adminstrative costs	$	22,257	$	23,342	$	22,222
Restructuring charges		1,223		8,057		10,291
Corporate-related total	$	23,480	$	31,399	$	32,513

Geographical components of revenue

	Year ended
	July 1, 2012			July 3, 2011			June 27, 2010
United States		62	%		65	%		67	%
International:
Asia		14	%		11	%		11	%
Europe		17	%		17	%		15	%
Canada		4	%		3	%		2	%
Latin America		3	%		4	%		3	%
Rest of the world		0	%		0	%		2	%