Restructuring (Tables)

12 Months Ended

Jul. 31, 2011

Restructuring (Tables) [Abstract]

Restructuring reserve roll forward

	Employee			Asset
	Related			Write-offs			Other			Total
Beginning balance, July 31, 2008	$	—		$	—		$	—		$	—
Restructuring charge		21,279			2,101			2,469			25,849
Non-cash write-offs		(368	)		(2,101	)					(2,469	)
Other separation benefits		(1,178	)								(1,178	)
Cash payments		(15,288	)		—			(1,592	)		(16,880	)
Ending balance, July 31, 2009	$	4,445		$	—		$	877		$	5,322
Restructuring charge		10,850			2,260			2,204			15,314
Non-cash write-offs		—			(2,260	)		—			(2,260	)
Cash payments		(9,240	)		—			(2,975	)		(12,215	)
Ending balance, July 31, 2010	$	6,055		$	—		$	106		$	6,161
Restructuring charge		6,341			2,155			692			9,188
Non-cash write-offs		—			(2,155	)		—			(2,155	)
Cash payments		(10,189	)		—			(749	)		(10,938	)
Ending balance, July 31, 2011	$	2,207		$	—		$	49		$	2,256