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Discontinued Operations (Tables)
12 Months Ended
Aug. 31, 2012
Discontinued Operations and Disposal Groups [Abstract]  
Financial information for discontinued operations
Financial information for discontinued operations is as follows: 
(in thousands)
 
2012
 
2011
 
2010
At August 31,
 
 
 
 
 
 
 Current assets
 
$
6,601

 
$
52,272

 
$
67,291

 Noncurrent assets
 

 
51,659

 
127,837

 Current liabilities
 

 
41,115

 
30,474

 Noncurrent liabilities
 

 
13,653

 
19,544

Fiscal Year Ended
 
 
 
 
 
 
 Revenue
 
30,567

 
56,854

 
152,145

 Earnings (loss) before taxes
 
(9,912
)
 
(151,670
)
 
(102,979
)