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Related party transactions (Details Narrative) - USD ($)
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Related Party Transaction [Line Items]    
General and administrative expenses $ 12,593,000 $ 11,611,000
Ms Smolyansky [Member]    
Related Party Transaction [Line Items]    
General and administrative expenses 22,000 500,000
Ludmila Smolyansky [Member]    
Related Party Transaction [Line Items]    
Termination expense payable 400,000  
Royalty Expense $ 400,000 $ 600,000