Annual report pursuant to Section 13 and 15(d)

Pro Forma Financial Information - Pro Forma Balance Sheet (Details)

v3.5.0.2
Pro Forma Financial Information - Pro Forma Balance Sheet (Details) - USD ($)
$ in Thousands
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2014
CURRENT ASSETS:      
Cash and cash equivalents $ 1,680 $ 769 $ 16,120
Securities available-for-sale 601 4,230  
Accounts receivable 16 46  
Prepaid and other assets 2,087 2,023  
Current assets held for sale 26,042 1,514  
Total current assets 30,426 8,582  
Property and equipment, net 455 37,073  
Goodwill 500 500  
Other long-term assets 169 169  
Total assets 31,550 46,700  
CURRENT LIABILITIES:      
Accounts payable 791 298  
Accrued and other liabilities 2,826 2,119  
Notes payable 783 0  
Current liabilities held for sale 10,638 2,237  
Total current liabilities 15,038 4,654  
Stockholders' Equity Attributable to Parent [Abstract]      
Series A convertible preferred stock (par value $0.01per share): Authorized 28,000,000 shares, issued 22,293,295 shares 23,501 25,850  
Common stock (par value $0.01 per share): Authorized 300,000,000 shares, issued 6,972,023 and 6,917,027 as of June 30, 2016, and 2015, respectively 70 69  
Treasury stock (at cost): 1,209,389 shares as of June 30, 2016, and 2015 (9,806) (9,806) (9,344)
Capital in excess of par value 94,069 93,386  
Accumulated deficit (96,234) (81,006)  
Accumulated other comprehensive income 4,912 5,302  
Total stockholders' (deficit) equity (6,989) 7,945 $ 45,917
Total liabilities, preferred stock and stockholders' (deficit) equity 31,550 46,700  
Series A Convertible Preferred Stock      
Stockholders' Equity Attributable to Parent [Abstract]      
Series A convertible preferred stock (par value $0.01per share): Authorized 28,000,000 shares, issued 22,293,295 shares 23,501 $ 25,850  
Exchange Transaction Pro Forma Adjustments      
CURRENT ASSETS:      
Cash and cash equivalents 433    
Securities available-for-sale 0    
Accounts receivable 0    
Prepaid and other assets 0    
Current assets held for sale (24,929)    
Total current assets (24,496)    
Property and equipment, net 0    
Goodwill 0    
Other long-term assets (150)    
Total assets (24,646)    
CURRENT LIABILITIES:      
Accounts payable 0    
Accrued and other liabilities (174)    
Notes payable (625)    
Current liabilities held for sale (9,969)    
Total current liabilities (10,768)    
Stockholders' Equity Attributable to Parent [Abstract]      
Common stock (par value $0.01 per share): Authorized 300,000,000 shares, issued 6,972,023 and 6,917,027 as of June 30, 2016, and 2015, respectively 0    
Treasury stock (at cost): 1,209,389 shares as of June 30, 2016, and 2015 0    
Capital in excess of par value 9,600    
Accumulated deficit 0    
Accumulated other comprehensive income 0    
Total stockholders' (deficit) equity 9,623    
Total liabilities, preferred stock and stockholders' (deficit) equity (24,646)    
Exchange Transaction Pro Forma Adjustments | Series A Convertible Preferred Stock      
Stockholders' Equity Attributable to Parent [Abstract]      
Series A convertible preferred stock (par value $0.01per share): Authorized 28,000,000 shares, issued 22,293,295 shares (23,501)    
Sale of Weald Basin Pro Forma Adjustments      
CURRENT ASSETS:      
Cash and cash equivalents 598    
Securities available-for-sale 941    
Accounts receivable 0    
Prepaid and other assets 0    
Current assets held for sale (1,113)    
Total current assets 426    
Property and equipment, net 0    
Goodwill 0    
Other long-term assets 0    
Total assets 426    
CURRENT LIABILITIES:      
Accounts payable 0    
Accrued and other liabilities 0    
Notes payable 0    
Current liabilities held for sale (669)    
Total current liabilities (669)    
Stockholders' Equity Attributable to Parent [Abstract]      
Common stock (par value $0.01 per share): Authorized 300,000,000 shares, issued 6,972,023 and 6,917,027 as of June 30, 2016, and 2015, respectively 0    
Treasury stock (at cost): 1,209,389 shares as of June 30, 2016, and 2015 0    
Capital in excess of par value 0    
Accumulated deficit 1,095    
Accumulated other comprehensive income 0    
Total stockholders' (deficit) equity 1,095    
Total liabilities, preferred stock and stockholders' (deficit) equity 426    
Sale of Weald Basin Pro Forma Adjustments | Series A Convertible Preferred Stock      
Stockholders' Equity Attributable to Parent [Abstract]      
Series A convertible preferred stock (par value $0.01per share): Authorized 28,000,000 shares, issued 22,293,295 shares 0    
Pro Forma as Adjusted      
CURRENT ASSETS:      
Cash and cash equivalents 2,711    
Securities available-for-sale 1,542    
Accounts receivable 16    
Prepaid and other assets 2,087    
Current assets held for sale 0    
Total current assets 6,356    
Property and equipment, net 455    
Goodwill 500    
Other long-term assets 19    
Total assets 7,330    
CURRENT LIABILITIES:      
Accounts payable 791    
Accrued and other liabilities 2,652    
Notes payable 158    
Current liabilities held for sale 0    
Total current liabilities 3,601    
Stockholders' Equity Attributable to Parent [Abstract]      
Common stock (par value $0.01 per share): Authorized 300,000,000 shares, issued 6,972,023 and 6,917,027 as of June 30, 2016, and 2015, respectively 70    
Treasury stock (at cost): 1,209,389 shares as of June 30, 2016, and 2015 (9,806)    
Capital in excess of par value 103,692    
Accumulated deficit (95,139)    
Accumulated other comprehensive income 4,912    
Total stockholders' (deficit) equity 3,729    
Total liabilities, preferred stock and stockholders' (deficit) equity 7,330    
Pro Forma as Adjusted | Series A Convertible Preferred Stock      
Stockholders' Equity Attributable to Parent [Abstract]      
Series A convertible preferred stock (par value $0.01per share): Authorized 28,000,000 shares, issued 22,293,295 shares $ 0