Quarterly report pursuant to Section 13 or 15(d)

Mezzanine and Stockholders' Equity - Additional Information (Details)

v3.21.2
Mezzanine and Stockholders' Equity - Additional Information (Details) - USD ($)
$ in Millions
1 Months Ended 3 Months Ended 9 Months Ended
Mar. 31, 2021
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2020
Class of Stock [Line Items]            
Holdback shares not issued to former shareholders (in shares)       141,638    
Treasury shares (in shares)   10,925,702   10,925,702   12,323,164
Number of shares issues as a result of warrants exercised 34,158          
APC            
Class of Stock [Line Items]            
Treasury shares (in shares)   10,925,702   10,925,702   12,323,164
Dividends paid   $ 10.0 $ 19.9 $ 29.9 $ 49.5  
CDSC            
Class of Stock [Line Items]            
Dividends paid       $ 1.5 $ 0.6