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Restructuring Plans - Restructuring Activity (Details) - DSD Restructuring Plan - USD ($) $ in Thousands		12 Months Ended			24 Months Ended
	Feb. 21, 2017	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2019
Restructuring Reserve
Restructuring Reserve-Beginning Balance			$ 0		$ 0
Additions		$ 1,771	1,041	$ 1,711	4,583
Payments	$ 4,500				4,523
Non-Cash Settled					0
Adjustments					(31)
Restructuring Reserve-Ending Balance		29		0	29
Employee-related costs
Restructuring Reserve
Restructuring Reserve-Beginning Balance			0		0
Additions		1,487	612	506	2,634
Payments	2,300				2,605
Non-Cash Settled					0
Adjustments					0
Restructuring Reserve-Ending Balance		29		0	29
Other
Restructuring Reserve
Restructuring Reserve-Beginning Balance			0		0
Additions		284	$ 429	1,205	1,949
Payments	$ 2,200				1,918
Non-Cash Settled					0
Adjustments					(31)
Restructuring Reserve-Ending Balance		$ 0		$ 0	$ 0