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Retirement and Post-Retirement Plans (Details) (USD $)
12 Months Ended
Jun. 30, 2012
Retirement_Plans
Jun. 30, 2011
Jun. 30, 2012
Retirement [Member]
Jun. 30, 2012
Death [Member]
Jun. 30, 2012
Disability [Member]
Jun. 30, 2012
Termination [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]            
Number of defined contribution plans 2          
Benefit payment     $ 8,000 $ 8,000 $ 8,000 $ 8,000
Coverage period for qualifying event     3 years   3 years 3 years
Payment period after qualifying event     36 months 36 months 36 months 36 months
Present value of the supplemental retirement benefits awarded $ 1,042,252 $ 986,102        
Average return for treasury note 2.00%