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Assets Held for Sale (Notes)	12 Months Ended
Assets Held for Sale (Notes)	Jun. 30, 2017
Property, Plant and Equipment Assets Held-for-sale Disclosure [Abstract]
Assets Held for Sale	Assets Held for Sale The Company had designated its Torrance Facility and one of its branch properties in Northern California as assets held for sale and recorded the carrying values of these properties in the aggregate amount of $7.2 million as “Assets held for sale“ on the Company's consolidated balance sheet at June 30, 2016. As of June 30, 2017, these assets were sold. See Note 6.