Derivative Instruments - Schedule of Notional Volumes of Derivative Instruments (Details) - lb lb in Thousands	3 Months Ended
	Sep. 30, 2016	Jun. 30, 2016
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount	(15,450)	(33,980)
Derivative contract term	15 months
Cash Flow Hedging | Designated as Hedging Instrument
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount	(14,288)	(32,550)
Cash Flow Hedging | Not Designated as Hedging Instrument | Long [Member]
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount	(1,537)	(1,618)
Cash Flow Hedging | Not Designated as Hedging Instrument | Short
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount	(375)	(188)