Pension Benefits (Tables) (Pension Benefits [Member])

3 Months Ended

Sep. 30, 2012

Pension Benefits [Member]

Defined Benefit Plan Disclosure [Line Items]

Components Of Net Periodic Benefit Income

	Three Months Ended
	September 30,
	2012		2011
Components of net periodic benefit income
Interest cost	$	408	$	483
Expected return on plan assets		(595)		(599)
Amortization of unrecognized net loss		172		89
Net periodic benefit income	$	(15)	$	(27)