CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Jul. 31, 2012		Jul. 31, 2011		Jul. 31, 2010
Current assets:
Cash and cash equivalents	$ 52,369		$ 111,225	[1]	$ 161,364	[1]
Available-for-sale securities	131		131	[1]	270	[1]
Accounts receivable, trade, net of allowance for doubtful accounts of $344, $473, and $919 at July 31, 2012, 2011 and 2010, respectively	148,931		146,411	[1]	159,768	[1]
Inventories, net	83,990		76,883	[1]	74,096	[1]
Prepaid expenses and other current assets	10,466		10,876	[1]	14,226	[1]
Total current assets	295,887		345,526	[1]	409,724	[1]
Property and equipment, net	40,772	[1]	47,403	[1]	53,061	[1]
Investments in affiliates	10,803		12,016	[1]	13,016	[1]
Goodwill	3,058		3,058	[1]	16,207	[1]
Other intangible assets, net	2,897		4,699	[1]	24,173	[1]
Other assets	5,465		9,545	[1]	9,760	[1]
Total assets	358,882		422,247	[1]	525,941	[1]
Current liabilities:
Current installments of obligations under capital leases	73		94	[1]	91	[1]
Accounts payable	110,520		114,588	[1]	132,098	[1]
Current portion of accrued restructuring	1,724		1,456	[1]	2,632	[1]
Accrued income taxes			180	[1]	48	[1]
Accrued expenses	41,753		36,384	[1]	45,963	[1]
Other current liabilities	26,778		38,624	[1]	47,649	[1]
Current liabilities of discontinued operations	1,528		1,817	[1]	1,791	[1]
Total current liabilities	182,376		193,143	[1]	230,272	[1]
Long-term portion of accrued restructuring			8	[1]	1,000	[1]
Obligations under capital leases, less current installments	69		86	[1]	144	[1]
Other long-term liabilities	11,012		12,585	[1]	15,722	[1]
Non-current liabilities of discontinued operations	293		1,883	[1]	3,289	[1]
Commitments and contingencies (See Note 14)				[1]		[1]
Stockholders' equity:
Preferred stock, $0.01 par value per share. Authorized 5,000,000 shares; zero issued or outstanding as of July 31, 2012, 2011 and 2010				[1]		[1]
Common stock, $0.01 par value per share. Authorized 1,400,000,000 shares; 43,926,622 issued and outstanding shares at July 31, 2012; 43,829,097 issued and outstanding shares at July 31, 2011; 44,039,938 issued and 43,729,338 outstanding shares at July 31, 2010	439		438	[1]	440	[1]
Additional paid-in capital	7,390,027		7,387,135	[1]	7,427,031	[1]
Treasury stock, at cost					(1,992)	[1]
Accumulated deficit	(7,236,775)		(7,198,667)	[1]	(7,164,202)	[1]
Accumulated other comprehensive income	11,441		25,636	[1]	14,237	[1]
Total stockholders' equity	165,132		214,542	[1]	275,514	[1]
Total liabilities and stockholders' equity	$ 358,882		$ 422,247	[1]	$ 525,941	[1]

[1] As Restated