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STOCK-BASED COMPENSATION - Narrative (Details) - USD ($)
3 Months Ended 9 Months Ended
Jul. 01, 2016
Jun. 30, 2017
Jul. 01, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Allocated share-based compensation expense $ 200,000 $ 200,000  
Reduction to compensation expense   $ 60,000  
Number of options granted (in shares)   57,500 10,000
Compensation expense   $ 468,000 $ 324,000
Director [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period   3 years  
Minimum [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period   4 years  
Maximum [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period   5 years  
Employee Stock Option [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period   4 years  
2010 Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Maximum number of common shares that may be issued (in shares)   2,000,000  
Common shares, issuance term   10 years  
Shares available for issuance (in shares)   231,541  
2010 Plan [Member] | Employee Stock Option [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award expiration period   7 years