Cash flow information - Schedule of Cash Flow, Supplemental Disclosures (Details) - USD ($) $ in Thousands	6 Months Ended		12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2023
Supplemental Cash Flow Information [Abstract]
Interest, net	$ 55,168	$ 54,616
Income taxes paid, net	32,787	17,542
AFUDC borrowed	5,700	4,900
Income taxes paid, including discontinued operations		18,300
Right-of-use assets obtained in exchange for new operating lease liabilities	22,681	24,201	$ 46,181
Property, plant and equipment additions in accounts payable	$ 46,174	$ 37,076	$ 46,622