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18. Restatement (Details) - USD ($)
3 Months Ended 12 Months Ended
Sep. 30, 2019
Jun. 30, 2019
Mar. 31, 2019
Dec. 31, 2019
Dec. 31, 2018
Net cash provided by (used in) operating activities $ (65,748) $ (66,026) $ (58,812) $ (2,308,000) $ 20,877,000
Net cash provided by (used in) investing activities 3,721 625 3,288 (68,063,000) (24,066,000)
Net cash provided by financing activities 79 79 0 $ 33,921,000 $ (4,606,000)
Increase/(decrease) in cash and cash equivalent (61,948) (65,322) (55,524)    
Scenario Adjustment [Member]          
Net cash provided by (used in) operating activities (846) (2,268) (1,958)    
Net cash provided by (used in) investing activities (61,181) (63,133) (53,566)    
Net cash provided by financing activities 79 79 0    
Increase/(decrease) in cash and cash equivalent $ (61,948) $ (65,322) $ (55,524)