Annual report pursuant to Section 13 and 15(d)

COMMITMENTS AND CONTINGENT LIABILITIES (Details)

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COMMITMENTS AND CONTINGENT LIABILITIES (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2010
COMMITMENTS AND CONTINGENT LIABILITIES [Abstract]      
Annual rental expense under operating leases $ 16,908 $ 16,323 $ 15,030
Future minimum rental commitments under operating leases [Abstract]      
Fiscal year 2013 9,993    
Fiscal year 2014 6,483    
Fiscal year 2015 4,073    
Fiscal year 2016 2,793    
Fiscal year 2017 1,058    
Employment Agreements [Member]
     
Long-term Purchase Commitment [Line Items]      
Aggregate commitment amount for salaries $ 12,077