Other expense, net (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Other Income and Expenses [Abstract]
Income from third party license fees	$ 321	$ 249	$ 646	$ 653
Foreign exchange losses, net	(4,225)	(2,026)	(7,551)	(3,931)
Non-income tax refunds and other related credits (expense)	888	(417)	1,248	(1,739)
Pension and postretirement benefit (costs) income, non-service components	(573)	475	(1,125)	954
Facility remediation recovery, net	187	0	1,014	0
Loss on extinguishment of debt	0	(6,763)	0	(6,763)
Other non-operating income, net	(204)	83	(77)	221
Total other expense, net	$ (3,606)	$ (8,399)	$ (5,845)	$ (10,605)