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Employee Benefit Plans (Detail Textuals 1) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2012
Defined Benefit Plan Disclosure [Line Items]      
Term of vesting in employer contributions after two years of service    
401(k) retirement savings plan
     
Defined Benefit Plan Disclosure [Line Items]      
Description of the basis for determining contributions
Matching contribution equal to 100% of the first 1% of an employee’s contribution and make a matching contribution equal to 50% of the next 5% of an employee’s contribution. Employees hired on or after January 1, 2014, receive a non-elective Company contribution of 3% and are eligible to receive an additional discretionary payment between 1% and 4%, depending on age and years of service, provided that such payments comply with mandatory non-discrimination testing.
   
Maximum pre-tax contribution to the plan 60.00%    
Defined contribution plan, employer contribution amount $ 1,281 $ 1,175 $ 1,010
Supplemental executive retirement benefits, international retirement plans and other employee benefit plans
     
Defined Benefit Plan Disclosure [Line Items]      
Expenses under plan 3,832 2,817 3,163
Supplemental executive retirement benefits, international retirement plans and other employee benefit plans | Other liabilities
     
Defined Benefit Plan Disclosure [Line Items]      
Pension and other postretirement benefit plans, liabilities $ 13,007 $ 10,953