Pensions - Schedule of Components of Net Periodic Pension Cost (Benefit) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Retirement Benefits [Abstract]
Interest cost	$ 5,138	$ 3,624	$ 16,048	$ 10,460
Expected return on assets	(3,223)	(3,224)	(10,384)	(10,201)
Settlement loss (gain)	(100)	62	(420)	(328)
Remeasurement loss (gain)	(13)	3,466	(1,356)	(5,226)
Net periodic pension cost (benefit)	$ 1,902	$ 3,928	$ 3,888	$ (5,295)