Product Warranties (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
Product Warranties [Abstract]
Balance at the beginning of the period	$ 17,018	$ 19,032
Warranty accruals for the period	11,426	11,027
Warranty costs incurred for the period	(10,538)	(12,077)
Foreign currency translation adjustments	(1,895)	(964)
Balance at the end of the period	$ 16,011	$ 17,018