Employee Benefit Plans - Components of Net Periodic Benefit Income for the Pension Plans (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Retirement Benefits [Abstract]
Service cost	$ 1,494	$ 2,616
Interest cost	26,117	18,867
Expected return on plan assets	(41,240)	(37,672)
Amortization of prior service cost	173	172
Amortization of actuarial loss	2,341	9,279
Net periodic benefit income	$ (11,115)	$ (6,738)