Cash flow information - Schedule of Cash Flow, Supplemental Disclosures (Details) - USD ($) $ in Thousands	9 Months Ended		12 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
Supplemental Cash Flow Information [Abstract]
Interest, net	$ 74,504	$ 84,352
Income taxes paid, net	53,553	40,290
AFUDC borrowed	8,400	7,400
Income taxes paid, including discontinued operations		39,400
Right-of-use assets obtained in exchange for new operating lease liabilities	39,558	36,307	$ 46,181
Property, plant and equipment additions in accounts payable	$ 49,686	$ 37,598	$ 46,622