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Financial Instruments (Tables)
 12 Months Ended
Dec. 31, 2022
Text block1 [abstract]  
Financial Assets and Liabilities Measured at Fair Value on a Recurring Basis
The following table sets forth the Company’s financial assets and liabilities measured at fair value on a recurring basis by level within the fair value hierarchy as at December 31, 2022 and December 31, 2021.
As at December 31, 2022:
 
  In $000s
   
Total
     
Quoted prices in
        active markets for
identical assets
(Level 1)
     
Significant other
        observable inputs
(Level 2)
     
Significant
        unobservable
inputs
(Level 3)
  
Short-term Investments
                                    
         
Convertible debt
    $ 1,272      $ -      $ 1,272      $ -  
Long-term Investments
                                    
         
Common shares held
    $ 19,025      $ 19,025      $ -      $ -  
         
Warrants and other
      2,088        -        2,088        -  
         
Convertible debt
      105,004        -        105,004        -  
         
    
$
                      127,389
 
   
$
19,025
 
   
$
108,364
 
   
$
-
 
         
As at December 31, 2021:
                                    
         
  In $000s
   
Total
     
Quoted prices in
        active markets for
identical assets
(Level 1)
     
Significant other
        observable inputs
(Level 2)
     
Significant
        unobservable
inputs
(Level 3)
  
Long-term Investments
                                    
         
Common shares held
    $                         21,486      $ 21,486      $ -      $ -  
         
Warrants and other
      1,666        —        1,666        -  
         
Convertible debt
      904        —        904        -  
         
    
$
24,056
 
   
$
21,486
 
   
$
2,570
 
   
$
-