Accumulated other comprehensive loss - Effects on Net Income of Significant Amounts Reclassified from Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Loss on Russia restructuring		$ (21,444)	$ 4,082	$ (100,242)
Net sales		7,250,552	5,590,438	5,237,443
Cost of sales		(5,810,903)	(4,528,528)	(4,191,104)
Income/(loss) before income taxes		571,282	(160,982)	255,592
Provision for/(Benefit from) income taxes		(118,509)	67,430	(53,030)
Net income/(loss)		466,980	(82,711)	$ 207,241
Reclassification out of Accumulated Other Comprehensive Income
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net income/(loss)		(2,049)	(415,947)
Reclassification out of Accumulated Other Comprehensive Income | Foreign Currency Items
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Loss on Russia restructuring		(3,747)	0
Net income/(loss)		(3,747)	0
Reclassification out of Accumulated Other Comprehensive Income | Effect of settlement loss
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Non-operating pension cost		(479)	(550,706)
Reclassification out of Accumulated Other Comprehensive Income | Effect of curtailment loss
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Non-operating pension cost		(43)	0
Reclassification out of Accumulated Other Comprehensive Income | Amortization of defined benefit pension items
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Non-operating pension cost		(6,472)	(16,659)
Income/(loss) before income taxes		(6,994)	(567,365)
Provision for/(Benefit from) income taxes		3,099	145,160
Net income/(loss)		(3,895)	(422,205)
Reclassification out of Accumulated Other Comprehensive Income | Gains and Losses on Cash Flow Hedges
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net sales		3,460	3,212
Cost of sales		4,096	5,250
Income/(loss) before income taxes		7,556	8,462
Provision for/(Benefit from) income taxes		(1,963)	(2,204)
Net income/(loss)		5,593	6,258
Reclassification out of Accumulated Other Comprehensive Income | Foreign Exchange Contracts | Gains and Losses on Cash Flow Hedges
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net sales		3,460	3,212
Cost of sales		(2,852)	(2,544)
Reclassification out of Accumulated Other Comprehensive Income | Commodity Contracts | Gains and Losses on Cash Flow Hedges
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net sales		0	0
Cost of sales		$ 6,948	$ 7,794