Derivative Instruments - Net Realized and Unrealized Gains and Losses Recorded in "Other, net" (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2018	Mar. 31, 2017	Mar. 31, 2018	Mar. 31, 2017
Derivative Instruments, Gain (Loss) [Line Items]
Other, net	$ 154	$ 1,044	$ 794	$ (1,088)
Coffee
Derivative Instruments, Gain (Loss) [Line Items]
Net realized and unrealized losses from coffee-related derivatives not designated as accounting hedges	(444)	188	(537)	(1,052)
Net realized and unrealized gains from investments	0	738	7	(354)
Net (losses) gains on derivatives and investments	(444)	926	(530)	(1,406)
Other gains, net	598	118	1,324	318
Other, net	$ 154	$ 1,044	$ 794	$ (1,088)