CONSOLIDATED STATEMENTS OF STOCKHOLDERS EQUITY (USD $) In Thousands, except Share data, unless otherwise specified	Total	Common Stock	Additional Paid in Capital	Accumulated Deficit	Accumulated Comprehensive Loss	Treasury Stock
Beginning balance at Jul. 03, 2011	$ 588,691	$ 10,266	$ 1,243,045	$ (456,060)	$ (238)	$ (208,322)
Beginning balance, shares at Jul. 03, 2011		87,998,852
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(11,080)			(11,080)
Other comprehensive income (loss)	(1,435)				(1,435)
Share-based compensation expense	22,084		22,084
Stock awards vested		170	(170)
Stock awards vested, shares		1,708,164
Payroll tax withholdings on behalf of employees for restricted stock	(5,219)	(66)	(5,153)
Payroll tax withholdings on behalf of employees for restricted stock, shares		(661,663)
Tax shortfall from exercise of stock options	(5,619)		(5,619)
Issuance of common stock under employee stock purchase plan	5,772	83	5,689
Issuance of common stock under employee stock purchase plan, shares		830,199
Exercise of stock options	1,967	24	1,943
Exercise of stock options, shares		242,638
Issuance of contingent consideration related to ServerEngines		200	(200)
Issuance of contingent consideration related to ServerEngines acquisition, shares		1,997,477
Purchase of treasury stock	(20,058)					(20,058)
Purchase of treasury stock, shares		(2,936,080)
Ending balance at Jul. 01, 2012	575,103	10,677	1,261,619	(467,140)	(1,673)	(228,380)
Ending balance, shares at Jul. 01, 2012		89,179,587
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(5,214)			(5,214)
Other comprehensive income (loss)	(697)				(697)
Share-based compensation expense	20,516		20,516
Stock awards vested		180	(180)
Stock awards vested, shares		1,806,155
Payroll tax withholdings on behalf of employees for restricted stock	(4,049)	(58)	(3,991)
Payroll tax withholdings on behalf of employees for restricted stock, shares		(583,954)
Tax shortfall from exercise of stock options	(2,732)		(2,732)
Issuance of common stock under employee stock purchase plan	4,822	88	4,734
Issuance of common stock under employee stock purchase plan, shares		875,857
Exercise of stock options	74	3	71
Exercise of stock options, shares		26,681
Excess of cash paid over book value for non controlling interest in Endace	(198)		(198)
Ending balance at Jun. 30, 2013	587,625	10,890	1,279,839	(472,354)	(2,370)	(228,380)
Ending balance, shares at Jun. 30, 2013	91,304,326	91,304,326
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(29,532)			(29,532)
Other comprehensive income (loss)	507				507
Share-based compensation expense	14,145		14,145
Stock awards vested		172	(172)
Stock awards vested, shares		1,720,540
Payroll tax withholdings on behalf of employees for restricted stock	(4,217)	(59)	(4,158)
Payroll tax withholdings on behalf of employees for restricted stock, shares		(587,931)
Issuance of common stock under employee stock purchase plan	4,662	85	4,577
Issuance of common stock under employee stock purchase plan, shares		852,144
Exercise of stock options	413	10	403
Exercise of stock options, shares	94,898	94,898
Purchase of treasury stock	(150,000)					(150,000)
Purchase of treasury stock, shares		(22,452,150)
Equity component of Convertible Senior Notes issuance	31,043
Ending balance at Jun. 29, 2014	$ 454,646	$ 11,098	$ 1,325,677	$ (501,886)	$ (1,863)	$ (378,380)
Ending balance, shares at Jun. 29, 2014	70,931,827	70,931,827