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BASIS OF PRESENTATION OF UNAUDITED INTERIM CONDENSED CONSOLIDATED FINANCIAL STATEMENTS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES: (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Jun. 30, 2015
Stock-based employees compensation      
Expected volatility rate 30.00%   38.00%
Stock-based compensation $ 2,508 $ 1,781  
Tangible Asset Impairment Charges [Abstract]      
Salon asset impairment $ 2,650 $ 4,066  
Restricted stock units      
Stock-based employees compensation      
Stock granted (in shares) 260,090    
Equity-based stock appreciation rights      
Stock-based employees compensation      
Stock granted (in shares) 690,461    
Performance share units      
Stock-based employees compensation      
Stock granted (in shares) 410,153    
Performance share units | 2015 Performance Metrics      
Stock-based employees compensation      
Stock granted (in shares) 118,967