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Stock-based Compensation (Tables)
9 Months Ended
Mar. 31, 2013
Stock-Based Compensation Tables  
Schedule of weighted average assumptions for option awards

The table below outlines the weighted average assumptions that the Company used to calculate the fair value of each option award for the nine months ended March 31, 2012

   March 31, 2012
Dividend yield  3.59%
Expected stock price volatility  33.82%
Risk-free interest rate  0.64%
Expected option life (in years)  3.7yrs
Weighted average fair value per share of options granted during the period  $4.757
Schedule of stock option activity

The following table summarizes stock option activity during the nine months ended March 31, 2013:

   Employee Stock Options Plan
         Weighted   
   Number of  Weighted  Average   
   Shares  Average  Remaining  Aggregate
   Subject  Exercise  Contractual  Intrinsic
   To Option  Price  Term  Value
Balance at July 1, 2012   187,050   $20.69    6.96      
Granted                 
Exercised   (23,400)  $17.85          
Forfeited or expired   (500)  $25.14          
Outstanding at March 31, 2013   163,150   $21.08    6.49   $788,211 
Vested or expected to vest at March 31, 2013   155,295   $20.87    6.37   $782,167 
Exercisable at March 31, 2013   105,200   $18.84    5.22   $743,619