Benefit Plans - Components of Net Periodic Pension Income for Qualified and Non-Qualified Plans (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Excluding Service Cost, Statement of Income or Comprehensive Income [Extensible Enumeration]	Accrued expenses and other liabilities
Pension
Defined Benefit Plan Disclosure [Line Items]
Interest cost	$ 8,542	$ 8,923	$ 5,373
Expected return on plan assets	(22,327)	(22,792)	(20,858)
Amortization of net loss (gain)	234	58	1,000
Amortization of prior service cost	135	135	135
Net periodic benefit (income) cost	(13,416)	(13,676)	(14,350)
OPEB
Defined Benefit Plan Disclosure [Line Items]
Interest cost	245	279	174
Expected return on plan assets	0	0	0
Amortization of net loss (gain)	(60)	(54)	(95)
Amortization of prior service cost	0	0	0
Net periodic benefit (income) cost	$ 185	$ 225	$ 79