v3.26.1
Shareholders’ Equity - Initial Public Offering and Impact of Corporate Reorganization (Narrative) (Details)
£ in Thousands
Jun. 26, 2018
USD ($)
Dec. 31, 2025
USD ($)
shares
Dec. 31, 2024
USD ($)
shares
Jun. 26, 2018
GBP (£)
Class of Stock [Line Items]        
Equity conversion ratio 3.185      
Deferred Shares        
Class of Stock [Line Items]        
Shares outstanding (shares)   34,425    
Aggregate nominal amount (less than for Deferred A and C Shares) | $ $ 1.00 $ 0 $ 0  
Common stock, shares, issued (shares)   34,425 34,425  
Common stock, shares outstanding (shares)   34,425 34,425  
Common stock, shares authorized (shares)   34,425 34,425  
Deferred B shares        
Class of Stock [Line Items]        
Aggregate nominal amount (less than for Deferred A and C Shares) | $ 118,000 $ 118,000 $ 118,000  
Share capital registration threshold | £       £ 50
Common stock, shares, issued (shares)   88,893,548 88,893,548  
Common stock, shares outstanding (shares)   88,893,548 88,893,548  
Common stock, shares authorized (shares)   88,893,548 88,893,548  
Deferred C Shares        
Class of Stock [Line Items]        
Aggregate nominal amount (less than for Deferred A and C Shares) | $ $ 1.00 $ 0 $ 0  
Common stock, shares, issued (shares)   1 1  
Common stock, shares outstanding (shares)   1 1  
Common stock, shares authorized (shares)   1 1