v2.4.0.6
Consolidated Statements of Changes in Stockholders' Equity (USD $)
Warrants issued to third-party [Member]
Additional Paid-in Capital [Member]
Warrants issued to third-party [Member]
Common Stock [Member]
Treasury Stock [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
Noncontrolling Interest [Member]
Total
Balance at Dec. 31, 2009     $ 185,000 $ (1,809,000) $ 172,127,000 $ (147,468,000)   $ 23,035,000
Balance (in Shares) at Dec. 31, 2009     18,552,737 332,502        
Stock-based compensation expenses                
Issuance of restricted stock awards (in Shares)     8,062          
Retirement of unvested restricted stock awards                
Delivery of deferred stock unit awards (in Shares)     10,097          
Purchase of treasury stock       (15,000)       (15,000)
Purchase of treasury stock (in Shares)       5,896        
Sale of common stock from Private Placement     61,000   9,959,000     10,020,000
Sale of common stock from Private Placement (in Shares)     6,037,192          
Net loss           (4,033,000)   (4,033,000)
Balance at Dec. 31, 2010     246,000 (1,824,000) 182,720,000 (151,501,000)   29,641,000
Balance (in Shares) at Dec. 31, 2010     24,606,588 338,398        
Retirement of unvested restricted stock awards                
Sale of common stock from Private Placement     37,000   6,381,000     6,418,000
Sale of common stock from Private Placement (in Shares)     3,666,665         3,666,665
Net loss           (10,984,000) (446,000) (11,430,000)
Purchase of non-controlling interest in subsidiary                
Warrants issued 100,000 100,000            
Exercise of stock option awards         33,000     33,000
Exercise of stock option awards (in Shares)     17,645         17,645
Balance at Dec. 31, 2011     283,000 (1,824,000) 190,296,000 (162,485,000) (14,000) 26,256,000
Balance (in Shares) at Dec. 31, 2011     28,290,898 338,398        
Stock-based compensation expenses                
Issuance of restricted stock awards (in Shares)     22,321          
Retirement of unvested restricted stock awards                
Net loss           (24,776,000) (135,000) (24,911,000)
Purchase of non-controlling interest in subsidiary                
Warrants issued 200,000 200,000            
Stock-based compensation expenses                
Asset acquisition purchase     3,000   597,000     600,000
Asset acquisition purchase (in Shares)     285,714          
Balance at Dec. 31, 2012     $ 286,000 $ (1,824,000) $ 193,574,000 $ (187,099,000)   $ 4,937,000
Balance (in Shares) at Dec. 31, 2012     28,598,933 338,398