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DEBT (Details) (USD $)
12 Months Ended 1 Months Ended 1 Months Ended
Jun. 30, 2011
Jun. 30, 2010
Feb. 28, 2011
Before amendment
Feb. 01, 2011
Before amendment
Feb. 28, 2011
After amendment
Feb. 01, 2011
After amendment
Current and non-current long-term debt            
Term loan, current $ 15,600,000 $ 26,000,000        
Total debt, current 15,600,000 26,000,000        
Credit facility, non-current 100,000,000 125,000,000        
Term loan, non-current 110,500,000 97,500,000        
Total debt, non-current 210,500,000 222,500,000        
Scheduled minimum debt repayments            
Fiscal year 2012 15,600,000          
Fiscal year 2013 15,600,000          
Fiscal year 2014 194,900,000          
Bank Facilities            
Maximum availability under the revolving credit facility       125,000,000   225,000,000
Total borrowing under the term loan       $ 110,500,000   $ 130,000,000
Term loan, description of interest rate basis     LIBOR   LIBOR  
Term loan, basis spread on interest rate (as a percent)       2.25%   1.875%
Amortization rate for principal payments under the term loan, percentage of initial funded principal amount (as a percent)       5.00%    
Amortization rate for principal payments under the term loan, percentage of currently funded principal amount (as a percent)           3.00%
Debt service ratio that must be maintained, numerator, minimum         1.25  
Debt service ratio that must be maintained, denominator         1  
Rate of LIBOR plus the margin for the revolving credit facility and term loan (as a percent) 2.15%