v3.26.3
INFORMATION ON BUSINESS SEGMENTS - Schedule of FAS/CAS Pension Adjustment (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 27, 2026
Sep. 28, 2025
Sep. 27, 2026
Sep. 28, 2025
Segment Reporting [Line Items]        
FAS pension expense     $ (277) $ (334)
Unallocated items        
Segment Reporting [Line Items]        
FAS pension expense $ (93) $ (111) (277) (334)
Less: CAS pension cost 433 392 1,300 1,176
Total FAS/CAS pension adjustment 340 281 1,023 842
Service cost (12) (12) (36) (38)
FAS/CAS pension operating adjustment 421 380 1,264 1,138
Non-service FAS pension expense $ (81) $ (99) $ (241) $ (296)