Registration of securities issued in business combination transactions

Employee Retention and Severance Costs (Detail)

v3.6.0.2
Employee Retention and Severance Costs (Detail) - USD ($)
 12 Months Ended
Aug. 05, 2016
Jul. 15, 2016
Oct. 12, 2015
Jun. 30, 2016
Jun. 30, 2015
Sep. 30, 2016
Jun. 05, 2015
Chief Executive Officer              
Restructuring Cost and Reserve [Line Items]              
Severance costs $ 300,000            
Officers' compensation 106,000            
Medical benefits $ 35,000            
Continuing Operations              
Restructuring Cost and Reserve [Line Items]              
Charges to general and administrative expense         $ 475,000    
Employee Severance              
Restructuring Cost and Reserve [Line Items]              
Cash payments         (475,000)    
Employee Severance | Continuing Operations              
Restructuring Cost and Reserve [Line Items]              
Charges to general and administrative expense       $ 0 475,000    
Cash payments       0 (475,000)    
Fiscal year beginning balance       0 0    
Fiscal year closing balance       0 $ 0    
CFO Incentive Agreements              
Restructuring Cost and Reserve [Line Items]              
Salary cap under incentive plan     $ 600,000        
CFO Incentive Agreements | Common Stock              
Restructuring Cost and Reserve [Line Items]              
Minimum market value threshold (in dollars per share)     $ 1.60        
CFO Incentive Agreements | Common Stock | Minimum              
Restructuring Cost and Reserve [Line Items]              
Market value of stock tied to contingent cash payment     $ 0        
CFO Incentive Agreements | Common Stock | Maximum              
Restructuring Cost and Reserve [Line Items]              
Market value of stock tied to contingent cash payment     1,000,000        
Cash award for each market share     $ 2,750        
CFO Incentive Agreements | Restricted Stock | Former executive              
Restructuring Cost and Reserve [Line Items]              
Shares granted under plan     62,500        
CFO Incentive Agreements | Phantom Share Units (PSUs) | Former executive              
Restructuring Cost and Reserve [Line Items]              
Shares granted under plan     62,500        
Qualifying transaction, acquisition of voting power threshold     50.00%        
Qualifying transaction, disposition of gross assets threshold     95.00%        
Employee Retention Cash Bonus Plan | Employees              
Restructuring Cost and Reserve [Line Items]              
Accrual of bonuses       $ 425,000   $ 332,000  
Employee Retention Cash Bonus Plan | Employees | Bonus Contingent Upon Filing of 10K              
Restructuring Cost and Reserve [Line Items]              
Deferred bonuses contingent upon milestones             $ 168,000
Compensation   $ 108,000          
Employee Retention Cash Bonus Plan | Employees | Bonus Contingent Upon Closing Date of Strategic Transaction              
Restructuring Cost and Reserve [Line Items]              
Deferred bonuses contingent upon milestones             $ 286,000