REORGANIZATION AND RESTRUCTURING COSTS, NET - Additional Information (Detail) (USD $)
In Thousands
3 Months Ended
Aug. 31, 2009
Aug. 31, 2011
Aug. 31, 2010
Reorganization [Line Items]   
Reorganization liabilities recorded in other accrued liabilities $ 294,798 
Reorganization liabilities recorded in other non-current liabilities 12,488 
Restructuring costs252,566  
Restructuring liability balance 71,25094,558
Restructuring liabilities recorded in Other accrued liabilities 17,81528,574
Restructuring liabilities recorded in Other non-current liabilities 53,43565,984
Communications & High Tech
   
Reorganization [Line Items]   
Restructuring costs49,192  
Financial Services
   
Reorganization [Line Items]   
Restructuring costs53,155  
Health & Public Service
   
Reorganization [Line Items]   
Restructuring costs45,818  
Products
   
Reorganization [Line Items]   
Restructuring costs58,091  
Resources
   
Reorganization [Line Items]   
Restructuring costs46,310  
Space Abandonment
   
Reorganization [Line Items]   
Restructuring costs110,338  
Workforce Realignment
   
Reorganization [Line Items]   
Restructuring costs$ 142,228