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EARNINGS PER SHARE (“EPS”) (Details) - shares
3 Months Ended 9 Months Ended
Jun. 30, 2017
Jul. 01, 2016
Jun. 30, 2017
Jul. 01, 2016
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Percentage of cash dividends on Class A common stock relative to Class B common stock (shares)     110.00%  
Non-Vested Stock        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Antidilutive securities excluded from computation of earnings per share (shares) 95,068 170,357 111,061 175,742
Restricted Stock Units (RSUs)        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Antidilutive securities excluded from computation of earnings per share (shares) 32,357 40,004 34,746 38,087