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INFORMATION ON BUSINESS SEGMENTS - Summary Operating Results For Each Business Segment (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 28, 2025 | Sep. 29, 2024 | Sep. 28, 2025 | Sep. 29, 2024
Sales |  |  |  |
Total sales | $ 18,609 | $ 17,104 | $ 54,727 | $ 52,421
Operating costs and expenses |  |  |  |
Total operating costs and expenses | 16,369 | 14,987 | 49,430 | 46,181
Operating profit |  |  |  |
Total operating profit | 2,280 | 2,140 | 5,400 | 6,317
Unallocated items |  |  |  |
Impairment and other charges | 0 | 0 | (66) | (87)
Business Segments |  |  |  |
Sales |  |  |  |
Total sales | 18,609 | 17,104 | 54,727 | 52,421
Operating costs and expenses |  |  |  |
Total operating costs and expenses | 16,579 | 15,236 | 50,102 | 46,825
Operating profit |  |  |  |
Total operating profit | 2,029 | 1,870 | 4,685 | 5,657
Unallocated items |  |  |  |
Unallocated items |  |  |  |
FAS/CAS pension operating adjustment | 380 | 406 | 1,138 | 1,218
Impairment and other charges | 0 | 0 | (66) | (87)
Intangible asset amortization expense | (70) | (61) | (197) | (183)
Other, net | (59) | (75) | (160) | (288)
Total unallocated items | 251 | 270 | 715 | 660
Intersegment sales |  |  |  |
Sales |  |  |  |
Total sales | (960) | (998) | (2,909) | (2,907)
Aeronautics |  |  |  |
Sales |  |  |  |
Total sales | 7,256 | 6,487 | 21,733 | 20,609
Aeronautics | Business Segments |  |  |  |
Sales |  |  |  |
Total sales | 7,256 | 6,487 | 21,733 | 20,609
Operating costs and expenses |  |  |  |
Total operating costs and expenses | 6,571 | 5,835 | 20,425 | 18,531
Operating profit |  |  |  |
Total operating profit | 682 | 659 | 1,304 | 2,089
Aeronautics | Intersegment sales |  |  |  |
Sales |  |  |  |
Total sales | (85) | (125) | (271) | (262)
Missiles and Fire Control |  |  |  |
Sales |  |  |  |
Total sales | 3,624 | 3,175 | 10,430 | 9,270
Missiles and Fire Control | Business Segments |  |  |  |
Sales |  |  |  |
Total sales | 3,624 | 3,175 | 10,430 | 9,270
Operating costs and expenses |  |  |  |
Total operating costs and expenses | 3,114 | 2,718 | 8,977 | 8,057
Operating profit |  |  |  |
Total operating profit | 510 | 456 | 1,454 | 1,217
Missiles and Fire Control | Intersegment sales |  |  |  |
Sales |  |  |  |
Total sales | (218) | (210) | (616) | (616)
Rotary and Mission Systems |  |  |  |
Sales |  |  |  |
Total sales | 4,373 | 4,367 | 12,696 | 13,003
Rotary and Mission Systems | Business Segments |  |  |  |
Sales |  |  |  |
Total sales | 4,373 | 4,367 | 12,696 | 13,003
Operating costs and expenses |  |  |  |
Total operating costs and expenses | 3,868 | 3,879 | 11,896 | 11,605
Operating profit |  |  |  |
Total operating profit | 506 | 483 | 855 | 1,408
Rotary and Mission Systems | Intersegment sales |  |  |  |
Sales |  |  |  |
Total sales | (580) | (569) | (1,778) | (1,729)
Space |  |  |  |
Sales |  |  |  |
Total sales | 3,356 | 3,075 | 9,868 | 9,539
Space | Business Segments |  |  |  |
Sales |  |  |  |
Total sales | 3,356 | 3,075 | 9,868 | 9,539
Operating costs and expenses |  |  |  |
Total operating costs and expenses | 3,026 | 2,804 | 8,804 | 8,632
Operating profit |  |  |  |
Total operating profit | 331 | 272 | 1,072 | 943
Space | Intersegment sales |  |  |  |
Sales |  |  |  |
Total sales | $ (77) | $ (94) | $ (244) | $ (300)

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