Accounts and Notes Receivable, Net - Schedule of Accounts Receivable (Details) - USD ($)	Mar. 31, 2016	Jun. 30, 2015
Revenues from External Customers and Long-Lived Assets [Line Items]
Trade receivables	$ 44,926,000	$ 38,783,000
Other receivables(1)(2)	2,714,000	2,021,000
Allowance for doubtful accounts	(1,072,000)	(643,000)
Accounts and notes receivable, net	46,568,000	40,161,000
Other Receivables [Member] | Earnout Receivable [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Loans and Leases Receivable, Gross, Other	400,000	0
Other Receivables [Member] | Northlake, Texas [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Loans and Leases Receivable, Gross, Other	$ 0	$ 300,000