Registration of securities issued in business combination transactions

Preferred Stock (Detail)

v3.6.0.2
Preferred Stock (Detail)
 3 Months Ended 12 Months Ended
Aug. 01, 2016
USD ($)
Mar. 31, 2016
USD ($)
Jul. 10, 2015
May 17, 2013
USD ($)
$ / shares
shares
May 10, 2013
USD ($)
Board_member
Sep. 30, 2016
USD ($)
Sep. 30, 2015
USD ($)
Jun. 30, 2016
USD ($)
shares
Jun. 30, 2015
USD ($)
Class of Stock [Line Items]                  
Preferred stock, shares authorized | shares               50,000,000  
Preferred stock dividends paid in kind           $ 162,000 $ 452,000 $ 1,858,000 $ 1,311,000
Reverse stock split (usd per share)     0.125         0.125  
Preferred stock dividend           162,000   $ 1,858,000 1,740,000
Contribution to equity $ 9,892,000                
Common Stock | One Stone                  
Class of Stock [Line Items]                  
Ownership percentage         15.00%        
Minimum | Common Stock | One Stone                  
Class of Stock [Line Items]                  
Ownership percentage         10.00%        
Series A Preferred Stock                  
Class of Stock [Line Items]                  
Preferred stock, shares authorized | shares               28,000,000  
Proceeds from issuance of preferred stock       $ 23,500,000          
Preferred stock dividends paid in kind           162,000   $ 1,858,000 1,311,000
Issuance of Series A Preferred Stock | shares       19,239,734          
Preferred stock, par value (usd per share) | $ / shares       $ 0.01          
Price per share (in dollars per share) | $ / shares       $ 1.22149381          
Reverse stock split (usd per share)       9.77586545          
Dividend rate         7.00%        
Forced conversion maximum allowable amount to exceed conversion price for 20 of 30 consecutive trading days         200.00%        
Forced conversion average daily trading volume denominator         45        
Consecutive trading days         30 days        
Written notied for redemption period         30 days        
Redemption annualized rate of return         20.00%        
Liquidation premium until second anniversary of issuance         115.00%        
Liquidation premium after second anniversary until third anniversary of issuance         110.00%        
Liquidation premium after third anniversary until fourth anniversery of issuance         105.00%        
Preferred stock dividend           162,000 $ 452,000 1,900,000 1,700,000
Accrued dividends               0 $ 0
Series A Preferred Stock | One Stone                  
Class of Stock [Line Items]                  
Maximum number of Board members with 15% ownership | Board_member         2        
Maximum number of Board members with 10% ownership of fully diluted shares | Board_member         1        
Minority veto rights, capital expenditures         $ 15,000,000        
Minority veto rights, Board of DIrectors maximum members | Board_member         12        
Standstill period         2 years        
Series A Preferred Stock | Minimum                  
Class of Stock [Line Items]                  
Consecutive trading days         20 days        
One Stone Exchange Agreement                  
Class of Stock [Line Items]                  
Asset impairment charges   $ 11,300,000       11,300,000   11,300,000  
Preferred stock dividends paid in kind           $ 4,200,000   $ 4,200,000  
One Stone Exchange Agreement | Series A Preferred Stock                  
Class of Stock [Line Items]                  
Proceeds from issuance of preferred stock   $ 23,500,000     $ 23,500,000