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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Cash flows from operating activities:    
Net cash used in operating activities (Note 19) $ (4,198) $ (6,113)
Cash flows from investing activities:    
Proceeds from sale of assets 17  
Acquisitions of property, plant and equipment (1,371) (2)
Net cash used in investing activities (1,354) (2)
Cash flows from financing activities:    
Proceeds from issuance of common stock, net of issuance costs 2,714 4,079
Proceeds from related party loan (Note 22)   1,000
Net cash from financing activities 2,714 5,079
Net decrease in cash and cash equivalents (2,838) (1,036)
Cash and cash equivalents, beginning of period 9,704 4,593
Cash and cash equivalents, end of period $ 6,866 $ 3,557