Derivatives and Hedging Activities (Narrative) (Details) (USD $)	1 Months Ended	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Mar. 31, 2013	Mar. 31, 2012	Mar. 31, 2013	Mar. 31, 2012	Jun. 30, 2012
General Discussion of Derivative Instruments and Hedging Activities [Abstract]
Notional amount of foreign currency contracts outstanding		$ 89,200,000		$ 89,200,000		$ 62,300,000
Loss on foreign currency derivative instruments not designated as hedging instruments	$ 2,500,000	$ (2,092,000)	$ (1,666,000)	$ (759,000)	$ 2,863,000
Currency devaluation, percentage	11.80%