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Long-Term Debt (Trace RDA Loan and Trace Working Capital Loan) - Additional Information (Detail) - Trace RDA Loan [Member] - USD ($)
12 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jul. 11, 2012
Debt Instrument [Line Items]      
Working Capital Loan Agreement, initiation date Jul. 05, 2012    
Debt instrument maturity period 15 years    
Floating rate of interest, spread 1.50%    
Floating rate of interest, lesser 6.00%    
Floating rate of interest equal to the greater of (i) the prime rate (as published in The Wall Street Journal) plus variable or (ii) stated 6.00%    
Loan proceeds applied as payment against the company's senior debt $ 8,500,000    
Loan proceeds to be used to finance improvements $ 850,000    
Debt instrument description Trace RDA Loan bears a floating rate of interest equal to the greater of (i) the prime rate (as published in The Wall Street Journal) plus 1.5%, or (ii) 6%    
Line of credit, borrowing base 80.00%    
Line of credit, ceiling amount $ 500,000    
Line of credit, outstanding borrowings $ 0 $ 0  
Working capital expiration date Jul. 02, 2016    
Line of credit, loan description The Trace Working Capital Loan as amended provides for a revolving line of credit to Trace equal to the lesser of (i) a Borrowing Base equal to eighty percent (80%) of Eligible Accounts Receivable (as defined in the Working Capital Loan Agreement dated July 5, 2012) or (ii) $500.    
Mortgages [Member]      
Debt Instrument [Line Items]      
Date of loan agreement Jul. 05, 2012    
Loan agreement amount     $ 9,975,000