Shareholders' equity - Schedule of Earnings (Loss) Per Share (Basic and Diluted) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Earnings Per Share [Abstract]
Net income	$ 599,043	$ 476,347	$ 631,198
Net loss (income) attributable to the noncontrolling interest	775	377	(729)
Adjustment of redeemable noncontrolling interest to redemption value	(2,280)	(1,771)	(560)
Earnings available to common shareholders	$ 597,538	$ 474,953	$ 629,909
Weighted average number of common shares outstanding - basic (in shares)	168,434	207,594	223,652
Effect of dilutive securities
Weighted average number of common shares outstanding - diluted (in shares)	169,165	207,947	224,486
Earnings per share - basic (in dollars per share)	$ 3.55	$ 2.29	$ 2.82
Earnings per share - diluted (in dollars per share)	$ 3.53	$ 2.28	$ 2.81
Restricted stock units
Effect of dilutive securities
Effect of dilutive securities (in shares)	603	220	535
Performance share awards
Effect of dilutive securities
Effect of dilutive securities (in shares)	128	133	299