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Pension Benefits (Tables) (Pension Benefits [Member])
3 Months Ended
Sep. 30, 2011
Pension Benefits [Member]
 
Defined Benefit Plan Disclosure [Line Items] 
Components Of Net Periodic Benefit Cost

 

 

 

Three Months Ended

September 30

 

  2011

 

  2010

Components of net periodic benefit cost

 

 

 

Interest cost

    $   483

 

    $ 487

Expected return on plan assets

       (599)

 

      (507)

Amortization of unrecognized net loss

          89

 

       137

 

 

 

 

 

 

          Net periodic benefit (income) cost

    $    (27)

 

    $ 117