Employee Benefit Plans - Components of Net Periodic Benefit Income for the Pension Plans (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Retirement Benefits [Abstract]
Service cost	$ 1,576	$ 1,711	$ 3,101	$ 3,438
Interest cost	22,931	25,324	45,760	50,689
Expected return on plan assets	(29,222)	(44,339)	(58,305)	(88,743)
Amortization of prior service cost	285	281	570	562
Amortization of actuarial loss	4,619	3,567	9,241	7,134
Net periodic loss (income)	$ 189	$ (13,456)	$ 367	$ (26,920)