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SUBSEQUENT EVENT (Details) - shares
12 Months Ended
Oct. 25, 2016
Sep. 30, 2016
SUBSEQUENT EVENT    
Number of shares of the company's common stock permitted for issuance under the plan   225,000
Restricted Stock Units    
SUBSEQUENT EVENT    
Awards granted (in shares)   13,250
Subsequent events    
SUBSEQUENT EVENT    
Number of shares of the company's common stock permitted for issuance under the plan 50,000  
Subsequent events | Restricted Stock Units    
SUBSEQUENT EVENT    
Awards granted (in shares) 13,000  
Vesting period 3 years