Derivative Instruments - Net Realized and Unrealized Gains and Losses Recorded in "Other, net" (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2017	Dec. 31, 2016
Derivative Instruments, Gain (Loss) [Line Items]
Other, net	$ 554	$ (2,323)	$ 641	$ (2,132)
Coffee
Derivative Instruments, Gain (Loss) [Line Items]
Net realized and unrealized losses from coffee-related derivatives not designated as accounting hedges	(190)	(1,204)	(93)	(1,240)
Net realized and unrealized gains from investments	16	(1,320)	7	(1,092)
Net (losses) gains on derivatives and investments	(174)	(2,524)	(86)	(2,332)
Other gains, net	728	201	727	200
Other, net	$ 554	$ (2,323)	$ 641	$ (2,132)