Derivatives (Tables)

9 Months Ended

Mar. 31, 2015

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Schedule of outstanding derivatives designated and effective as cash flow hedges

Instrument	Hedge	Notional Amount at March 31, 2015	Fair value as of
			March 31, 2015			June 30, 2014
Options	Brazilian Real calls	R$136,500	​	$	327	​	$	432
Options	Brazilian Real puts	R$(136,500)	​	$	(3,288)	​	$	(46)