Annual report [Section 13 and 15(d), not S-K Item 405]

Employee Benefit Plans - Net Periodic Benefit Income (Details)

v3.25.0.1
Employee Benefit Plans - Net Periodic Benefit Income (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Base Plans    
Net periodic benefit cost:    
Service cost $ 316 $ 328
Interest cost 248 231
Expected return on plan assets (255) (230)
Amortization of net actuarial (gain) loss 26 (22)
Net periodic benefit cost 335 307
Performance Plans    
Net periodic benefit cost:    
Service cost 301 449
Interest cost 110 92
Expected return on plan assets (104) (103)
Amortization of net actuarial (gain) loss (1) 32
Net periodic benefit cost $ 306 $ 470