XML 136 R120.htm IDEA: XBRL DOCUMENT v3.22.1
Stockholders' equity - Common stock - Additional Information (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Dec. 31, 2021
Dec. 31, 2020
Stockholders Equity Note        
Stockholders' equity $ 4,671,246 $ 5,897,559 $ 5,969,397 $ 6,028,687
Cash dividends [1] $ 42,074 $ 33,754    
Dividends Declared per Common Share $ 0.55 $ 0.40    
Dividend payable, to be paid date Apr. 01, 2022      
Dividends payable, record date Mar. 15, 2022      
[1] Dividends declared per common share during the quarter ended March 31, 2022 - $0.55 (2021 - $0.40).