Quarterly Financial Data (Unaudited) (Narrative) (Details) - USD ($) $ in Thousands		3 Months Ended						12 Months Ended
	Oct. 25, 2014	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2015
Effect of Fourth Quarter Events [Line Items]
Long-lived asset and intangibles impairment						$ 39,724		$ 40,452	$ 43,200	$ 1,004
Intangibles impairment, net						30,772
Accounting review costs		$ 9,473	$ 7,124	$ 7,005	$ 5,960			29,562	0	0
Accounting review costs, net		6,773	$ 5,029	$ 5,050	$ 4,112
Goodwill impairment								0	84,548	0
Impairment charge related to long-lived assets		23,712								1,004
Gain on fire insurance recovery								0	9,752	$ 0
Tilda Milling Facility Fire
Effect of Fourth Quarter Events [Line Items]
Gain on fire insurance recovery	$ 9,752						$ 9,013
Gain on fire insurance recovery, net							$ 6,231
Orchard House
Effect of Fourth Quarter Events [Line Items]
Goodwill impairment									1,934
United Kingdom
Effect of Fourth Quarter Events [Line Items]
Long-lived asset and intangibles impairment		26,373						26,373
Intangibles impairment, net		20,877
Goodwill impairment						84,548			84,548
United Kingdom | Orchard House
Effect of Fourth Quarter Events [Line Items]
Impairment charge related to long-lived assets									$ 3,476
Impairment charge related to long-lived assets, net						$ 2,855
Trade Names
Effect of Fourth Quarter Events [Line Items]
Long-lived asset and intangibles impairment		14,079						$ 14,079
Intangibles impairment, net		$ 10,733