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SHARE-BASED COMPENSATION Stock appreciation rights (Details) (Stock Appreciation Rights (SARs) [Member], USD $)
12 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2011
Stock Appreciation Rights (SARs) [Member]
     
Stock appreciation rights, number     1,600,000
Stock appreciation rights, liability $ 500,000 $ 1,300,000  
Stock appreciation rights vested, no intrinsic value 1,600,000    
Stock appreciation right, exercise price $ 2.49    
Stock appreciation rights weighted-average remaining contractual term 2 years 7 months    
Stock appreciation rights, intrinsic value of rights not exercised $ 0    
Stock appreciation rights, exercised 0 0