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11. PPP Loan (Tables)
9 Months Ended
Sep. 30, 2020
Debt Disclosure [Abstract]  
Schedule of Maturities of Long-term Debt [Table Text Block]
Period ending September 30,  PPP Loan 
2021  $392 
2022   249 
2023    
2024    
2025    
Thereafter     
   $641 
Less Interest*   (12)
   $629