Employee Benefit Plans - Principal Assumptions in Developing Net Periodic Pension Cost (Details) - Pension Benefits	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Defined benefit plans:
Discount rate for service cost	4.70%	4.50%
Expected return on plan assets	6.10%	6.00%
Rate of compensation increase	4.80%	4.80%
Interest crediting rate	4.60%	4.00%