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Pension Benefits (Tables) (Pension Benefits [Member])
 9 Months Ended
Mar. 31, 2014
Pension Benefits [Member]
  
Defined Benefit Plan Disclosure [Line Items]  
Components Of Net Periodic Benefit Income
The following table summarizes the components of net periodic benefit income for our pension plans:
 
 
Three Months Ended 
 March 31,
 
Nine Months Ended 
 March 31,
 
2014
 
2013
 
2014
 
2013
Components of net periodic benefit income
 
 
 
 
 
 
 
Interest cost
$
439

 
$
408

 
$
1,315

 
$
1,224

Expected return on plan assets
(614
)
 
(595
)
 
(1,842
)
 
(1,785
)
Amortization of unrecognized net loss
115

 
172

 
345

 
516

Net periodic benefit income
$
(60
)
 
$
(15
)
 
$
(182
)
 
$
(45
)