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Shareholders' Equity - Narrative (Details)
 3 Months Ended 6 Months Ended 12 Months Ended
Dec. 31, 2021
USD ($)
noncontrolling_interest
class
$ / shares
shares
Sep. 30, 2021
$ / shares
Jun. 30, 2021
$ / shares
Mar. 31, 2021
$ / shares
Jun. 17, 2020
USD ($)
Dec. 31, 2021
USD ($)
noncontrolling_interest
class
£ / shares
shares
Dec. 31, 2021
USD ($)
noncontrolling_interest
class
$ / shares
shares
Dec. 31, 2020
USD ($)
$ / shares
shares
Jun. 15, 2020
shares
Dec. 31, 2019
shares
Dec. 31, 2018
shares
Class of Stock [Line Items]                      
Number of classes of voting shares | class 2         2 2        
Number of noncontrolling interests | noncontrolling_interest 4         4 4        
Dividends paid (in dollars per share) | $ / shares $ 0.17 $ 0.17 $ 0.17 $ 0.17     $ 0.68 $ 0.30      
Dividends declared and paid | $             $ (285,200,000)        
Requisite service period             1 year        
Share based compensation | $         $ 0   $ 3,100,000 $ 5,700,000      
Restricted Stock Units (RSUs)                      
Class of Stock [Line Items]                      
Unrecognized share based compensation expense | $ $ 1,000,000         $ 1,000,000 $ 1,000,000        
Unrecognized share based compensation expense, period of recognition             6 months        
Deferred Shares                      
Class of Stock [Line Items]                      
Shares, outstanding (in shares) 361,170,000         361,170,000 361,170,000 316,407,000   0 0
Common Class A                      
Class of Stock [Line Items]                      
Common shares outstanding 432,963,000         432,963,000 432,963,000 388,135,000      
Common Class A | 2020 Equity Incentive Plan                      
Class of Stock [Line Items]                      
Number of shares authorized under plan (in shares)                 800,000    
Shares reserved for future issuance (in shares) 620,000         620,000 620,000        
Common Class B                      
Class of Stock [Line Items]                      
Common shares outstanding 174,213,000         174,213,000 174,213,000 218,976,000      
Class R Redeemable Stock                      
Class of Stock [Line Items]                      
Common shares outstanding 50,000         50,000 50,000 50,000      
Shares, outstanding (in shares) 50,000         50,000 50,000        
Redeemable stock, redemption price (in euros per share) | £ / shares           $ 1