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1. Nature of Activities and Summary of Significant Accounting Policies (Tables)
9 Months Ended
Sep. 30, 2015
Proceeds from sale of land  
Reconciles the number of shares utilized in the net income (loss) per share
    Three months ended     Nine months ended  
    September 30, 2015     September 30, 2014     September 30, 2015     September 30, 2014  
    (In thousands, except per share amounts)     (In thousands, except per share amounts)  
                         
Net income (loss)   $ (5,755 )   $ 464     $ (20,685 )   $ 10,873  
                                 
Shares:                                                                  
    Weighted average shares outstanding—basic     19,521       20,555       19,898       20,284  
    Weighted average dilutive share equivalents from preferred shares     -       217       -       231  
    Weighted average dilutive share equivalents from stock options     -       460       -       242  
    Weighted average dilutive share equivalents from common warrants     -       244       -       189  
Weighted average shares outstanding—diluted     19,521       21,476       19,898       20,946  
                                 
         Earnings (loss) per share—basic   $ (0.29 )   $ 0.02     $ (1.04 )   $ 0.54  
                                 
         Earnings (loss) per share—diluted   $ (0.29 )   $ 0.02     $ (1.04 )   $ 0.52  
Schedule of dilutive securities
    As of September 30, 2015        
        September 30, 2014  
             
Series B preferred (1:10 post split basis)     141       -  
Common stock options and warrants     1,307       30  
EB-5 debt convertible to Common stock at $30 per share     783       -  
Total number of potentially dilutive shares excluded from the diluted net income (loss) per share calculation     2,231       30