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CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - USD ($)
shares in Thousands, $ in Thousands
Total
Common Stock
Additional Paid-In Capital
Retained Earnings (Accumulated Deficit)
Non-controlling Interest
Beginning balance (in shares) at Dec. 31, 2019   34,170      
Beginning balance at Dec. 31, 2019 $ 71,259 $ 34 $ 56,708 $ 14,517 $ 0
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Shares issued on stock options exercises for cash (in shares)   10      
Shares issued on stock options exercises for cash 72   72    
Stock based compensation 2,146   2,146    
Shares issued on net settlement of stock options (in shares)   22      
Net loss (6,641)     (6,641)  
Ending balance (in shares) at Jun. 30, 2020   34,202      
Ending balance at Jun. 30, 2020 66,836 $ 34 58,926 7,876 0
Beginning balance (in shares) at Dec. 31, 2019   34,170      
Beginning balance at Dec. 31, 2019 71,259 $ 34 56,708 14,517 0
Ending balance (in shares) at Dec. 31, 2020   34,289      
Ending balance at Dec. 31, 2020 63,859 $ 34 61,066 2,621 138
Beginning balance (in shares) at Mar. 31, 2020   34,184      
Beginning balance at Mar. 31, 2020 70,429 $ 34 57,829 12,566 0
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Stock based compensation 1,097   1,097    
Shares issued on net settlement of stock options (in shares)   18      
Net loss (4,690)     (4,690)  
Ending balance (in shares) at Jun. 30, 2020   34,202      
Ending balance at Jun. 30, 2020 66,836 $ 34 58,926 7,876 0
Beginning balance (in shares) at Dec. 31, 2020   34,289      
Beginning balance at Dec. 31, 2020 63,859 $ 34 61,066 2,621 138
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Contributions from non-controlling interest 195       195
Shares issued on stock options exercises for cash (in shares)   8      
Shares issued on stock options exercises for cash 21   21    
Stock based compensation 2,563   2,563    
Shares issued on net settlement of stock options (in shares)   26      
Net loss (8,956)     (8,947) (9)
Ending balance (in shares) at Jun. 30, 2021   34,323      
Ending balance at Jun. 30, 2021 57,682 $ 34 63,650 (6,326) 324
Beginning balance (in shares) at Mar. 31, 2021   34,318      
Beginning balance at Mar. 31, 2021 60,169 $ 34 62,281 (2,280) 134
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Contributions from non-controlling interest 195       195
Stock based compensation 1,369   1,369    
Shares issued on net settlement of stock options (in shares)   5      
Net loss (4,051)     (4,046) (5)
Ending balance (in shares) at Jun. 30, 2021   34,323      
Ending balance at Jun. 30, 2021 $ 57,682 $ 34 $ 63,650 $ (6,326) $ 324