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ACCRUED EXPENSES AND OTHER PAYABLES (Tables)
12 Months Ended
Aug. 31, 2015
Payables and Accruals [Abstract]  
Significant accrued expenses and other payables
Significant accrued expenses and other payables were as follows:
 
 
August 31,
(in thousands)
 
2015
 
2014
Salaries and incentive compensation
 
$
97,968

 
$
115,840

Taxes other than income taxes
 
41,433

 
39,998

Advance billings on contracts
 
30,412

 
41,645

Insurance
 
23,123

 
25,239

Inventory
 
7,113

 
17,181