v3.23.1
Subsequent Events (Details) - USD ($)
1 Months Ended 12 Months Ended
Feb. 24, 2023
Feb. 23, 2023
Feb. 01, 2023
Aug. 25, 2022
Aug. 16, 2022
Jun. 04, 2021
Jan. 11, 2021
Mar. 30, 2023
Feb. 28, 2023
Aug. 31, 2022
Jan. 31, 2022
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Feb. 08, 2023
Jan. 25, 2023
Dec. 14, 2021
May 31, 2018
Subsequent Event [Line Items]                                    
Conversion price (in dollars per share)                       $ 63.5892            
Issue of common shares                   $ 260,400,000 $ 28,900,000 $ 313,800,000 $ 46,000,000.0 $ 62,800,000        
Issued and fully paid share capital                       $ 23,000,000.0 $ 13,800,000          
Issued shares (in shares)                       229,263,598 137,218,175 110,159,352        
Ordinary shares, par value (in dollars per share)                       $ 0.10         $ 0.05  
Authorized share capital                       $ 25,500,000            
Authorized shares (in shares)                       255,000,000 180,000,000 119,326,923        
Stock authorized during period (in shares)       35,000,000 40,000,000 35,000,000 25,673,077                      
$350 million Convertible Bonds                                    
Subsequent Event [Line Items]                                    
Principal                       $ 350,000,000           $ 350,000,000
Conversion price (in dollars per share)                       $ 63.5892            
Debt instrument, interest rate                       3.875%            
Short-term debt outstanding                       $ 350,000,000            
Subsequent event                                    
Subsequent Event [Line Items]                                    
SLA intended shares (in shares)                               25,000,000    
Issued and fully paid share capital $ 25,426,359.8   $ 24,426,359.8                              
Issued shares (in shares) 254,263,598   244,263,598                              
Ordinary shares, par value (in dollars per share) $ 0.10 $ 0.10 $ 0.10                              
Authorized share capital   $ 31,500,000                                
Authorized shares (in shares)   315,000,000                                
Stock authorized during period (in shares)   60,000,000                                
Subsequent event | Unlisted shares                                    
Subsequent Event [Line Items]                                    
SLA intended shares (in shares)               25,000,000                    
Issue of common shares $ 1,000,000   $ 1,500,000                              
SLA shares outstanding (in shares) 10,000,000             10,000,000                    
Subsequent event | Drew Holdings Limited | DNB                                    
Subsequent Event [Line Items]                                    
SLA intended shares (in shares)                               15,000,000    
Subsequent event | Drew Holdings Limited | Unlisted shares                                    
Subsequent Event [Line Items]                                    
SLA intended shares (in shares)     15,000,000                              
SLA shares lent to related party               15,000,000                    
Subsequent event | Senior unsecured convertible bonds, due 2028                                    
Subsequent Event [Line Items]                                    
Principal                 $ 250,000,000           $ 250,000,000      
Conversion price (in dollars per share)                 $ 7.3471                  
Debt instrument, interest rate                 5.00%                  
Subsequent event | Senior secured bonds, due 2026                                    
Subsequent Event [Line Items]                                    
Principal                 $ 150,000,000                  
Debt instrument, interest rate                 9.50%                  
Subsequent event | $350 million Convertible Bonds                                    
Subsequent Event [Line Items]                                    
Short-term debt outstanding               $ 151,200,000                    
Repayments of short-term debt               $ 177,800,000                    
Subsequent event | $350 million Convertible Bonds | Senior unsecured convertible bonds, due 2028                                    
Subsequent Event [Line Items]                                    
Debt exchange, original debt amount                 $ 21,000,000