Registration of securities issued in business combination transactions

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

v3.6.0.2
Pro Forma Financial Information - Pro Forma Balance Sheet (Detail) - USD ($)
$ in Thousands
Sep. 30, 2016
Jun. 30, 2016
Sep. 30, 2015
Jun. 30, 2015
Jun. 30, 2014
CURRENT ASSETS:          
Cash and cash equivalents $ 892 $ 1,680 $ 576 $ 769 $ 16,120
Securities available-for-sale 1,898 601   4,230  
Accounts receivable 56 16   46  
Prepaid and other assets 2,028 2,087   2,023  
Current assets held for sale 0 26,042   1,514  
Total current assets 4,874 30,426   8,582  
Property and equipment, net 444 455   37,073  
Goodwill 500 500   500  
Other long-term assets 19 169   169  
Total assets 5,837 31,550   46,700  
CURRENT LIABILITIES:          
Accounts payable 519 791   298  
Accrued and other liabilities 2,583 2,826   2,119  
Notes payable 104 783   0  
Current liabilities held for sale 0 10,638   2,237  
Total current liabilities 3,206 15,038   4,654  
Stockholders' Equity Attributable to Parent [Abstract]          
Series A convertible preferred stock (par value $0.01 per share): Authorized 28,000,000 shares, issued 22,293,295 shares 0 23,501   25,850  
Common stock (par value $0.01 per share); Authorized 300,000,000 shares, issued 6,972,023 shares 71 70   69  
Treasury stock (at cost): 1,209,389 shares (9,806) (9,806)   (9,806) (9,344)
Capital in excess of par value 104,547 94,069   93,386  
Accumulated deficit (97,599) (96,234)   (81,006)  
Accumulated other comprehensive income 5,418 4,912   5,302  
Total stockholders' (deficit) equity 2,631 (6,989)   7,945 $ 45,917
Total liabilities, preferred stock and stockholders' (deficit) equity 5,837 31,550   46,700  
Series A Convertible Preferred Stock          
Stockholders' Equity Attributable to Parent [Abstract]          
Series A convertible preferred stock (par value $0.01 per share): Authorized 28,000,000 shares, issued 22,293,295 shares $ 0 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 shares   0      
Treasury stock (at cost): 1,209,389 shares   0      
Capital in excess of par value   9,623      
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 $0.01 per 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 shares   0      
Treasury stock (at cost): 1,209,389 shares   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 $0.01 per share): Authorized 28,000,000 shares, issued 22,293,295 shares   0      
Pro forma          
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 shares   70      
Treasury stock (at cost): 1,209,389 shares   (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 | Series A Convertible Preferred Stock          
Stockholders' Equity Attributable to Parent [Abstract]          
Series A convertible preferred stock (par value $0.01 per share): Authorized 28,000,000 shares, issued 22,293,295 shares   $ 0