Shareholders' equity - Schedule of Earnings Per Share (Basic and Diluted) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Earnings Per Share [Abstract]
Net income	$ 219,472	$ 599,043	$ 476,347
Net loss attributable to the noncontrolling interest	384	775	377
Adjustment of redeemable noncontrolling interest to redemption value	(912)	(2,280)	(1,771)
Earnings available to common shareholders	$ 218,944	$ 597,538	$ 474,953
Weighted average number of common shares outstanding - basic (in shares)	161,416	168,434	207,594
Effect of dilutive securities
Weighted average number of common shares outstanding - diluted (in shares)	162,820	169,165	207,947
Earnings per share - basic (in dollars per share)	$ 1.36	$ 3.55	$ 2.29
Earnings per share - diluted (in dollars per share)	$ 1.34	$ 3.53	$ 2.28
Restricted stock units
Effect of dilutive securities
Effect of dilutive securities (in shares)	802	603	220
Restricted stock awards
Effect of dilutive securities
Effect of dilutive securities (in shares)	13
Performance share awards
Effect of dilutive securities
Effect of dilutive securities (in shares)	134	128	133
401(k) match shares
Effect of dilutive securities
Effect of dilutive securities (in shares)				455