CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Jul. 31, 2012	Jul. 31, 2011		Jul. 31, 2010		Jul. 31, 2009
Net revenue	$ 739,891	$ 873,748	[1]	$ 918,445	[1]	$ 1,001,980	[1]
Cost of revenue	675,579	792,809	[1]	807,416	[1]	886,144	[1]
Gross profit	64,312	80,939	[1]	111,029	[1]	115,836	[1]
Operating expenses:
Selling, general and administrative	99,409	85,187	[1]	92,855	[1]	99,938	[1]
Amortization of intangible assets	1,279	5,457	[1]	6,308	[1]	5,485	[1]
Impairment of goodwill and long-lived assets	2,062	27,166	[1]	25,800	[1]	164,682	[1]
Restructuring, net	7,455	795	[1]	(965)	[1]	19,341	[1]
Total operating expenses	110,205	118,605	[1]	123,998	[1]	289,446	[1]
Operating income (loss)	(45,893)	(37,666)	[1]	(12,969)	[1]	(173,610)	[1]
Other income (expense):
Interest income	380	238	[1]	298	[1]	1,493	[1]
Interest expense	(373)	(462)	[1]	(573)	[1]	(816)	[1]
Other gains (losses), net	14,431	8,882	[1]	(988)	[1]	820	[1]
Equity in losses of affiliates and impairments	(4,109)	(4,308)	[1]	(2,129)	[1]	(16,565)	[1]
Other income (expense), net	10,329	4,350	[1]	(3,392)	[1]	(15,068)	[1]
Income (loss) from continuing operations before income taxes	(35,564)	(33,316)	[1]	(16,361)	[1]	(188,678)	[1]
Income tax expense	3,035	819	[1]	5,162	[1]	10,831	[1]
Loss from continuing operations	(38,599)	(34,135)	[1]	(21,523)	[1]	(199,509)	[1]
Discontinued operations, net of income taxes:
Income (loss) from discontinued operations	491	(330)	[1]	(2,318)	[1]	126	[1]
Net income (loss)	$ (38,108)	$ (34,465)	[1]	$ (23,841)	[1]	$ (199,383)	[1]
Basic and diluted loss per share:
Loss from continuing operations	$ (0.88)	$ (0.79)	[1]	$ (0.49)	[1]	$ (4.39)	[1]
Income (loss) from discontinued operations	$ 0.01	$ (0.01)	[1]	$ (0.05)	[1]
Net loss	$ (0.87)	$ (0.80)	[1]	$ (0.54)	[1]	$ (4.39)	[1]
Shares used in computing basic loss per share	43,565	43,294	[1]	44,104	[1]	45,372	[1]
Shares used in computing diluted loss per share	43,565	43,294	[1]	44,104	[1]	45,372	[1]

[1] As Restated