v3.25.3
Note 9 - Pension and Other Postretirement Benefits (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 27, 2025
Sep. 28, 2024
Sep. 27, 2025
Sep. 28, 2024
Pension Plan [Member]        
Net service cost $ 66 $ 66 $ 195 $ 199
Interest cost 208 191 613 572
Expected return on plan assets (176) (211) (519) (630)
Amortization of actuarial losses (gains) 2 4 7 13
Net periodic benefit cost 100 50 296 154
Other Postretirement Benefits Plan [Member]        
Net service cost 3 4 10 12
Interest cost 28 27 85 81
Expected return on plan assets 0 0 0 0
Amortization of actuarial losses (gains) (8) (3) (24) (9)
Net periodic benefit cost $ 23 $ 28 $ 71 $ 84