Employee Benefit Plans - Changes recognized in OCI (Details) - Defined benefit plans - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Defined Benefit Plan Disclosure [Line Items]
Actuarial gain/(loss)	$ 3,091	$ (12,703)	$ 27,318
Amortization of actuarial loss and prior service cost	(18)	(4,034)	(6,210)
Total	$ 3,109	$ (8,669)	$ 33,528