v3.26.1
Segment Information (Unaudited) Reconciliation to Consolidated Operating Income (Details 1) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
May 24, 2025
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Segment Reporting, Revenue [Abstract]          
Revenues   $ 10,876 $ 10,351 $ 20,757 $ 19,819
Total operating costs and expenses   9,780 9,157 18,672 18,052
Operating income   1,096 1,425 2,085 1,998
Interest and Debt Expense   (161) (173) (323) (329)
Non-operating FAS pension benefit   166 137 332 267
Other, net   67 38 104 69
Earnings before income taxes   1,168 1,427 2,198 2,005
Gain on sale of business $ 231 0 231 0 231
Product [Member]          
Segment Reporting, Revenue [Abstract]          
Revenues   8,808 8,258 16,766 15,779
Service [Member]          
Segment Reporting, Revenue [Abstract]          
Revenues   2,068 2,093 3,991 4,040
Operating Segments [Member]          
Segment Reporting, Revenue [Abstract]          
Operating income   1,158 1,219 2,230 1,787
Operating Segments [Member] | Aeronautics Systems [Member]          
Segment Reporting, Revenue [Abstract]          
Revenues   3,519 3,114 6,802 5,928
Operating income   362 321 667 138
Operating Segments [Member] | Aeronautics Systems [Member] | Product [Member]          
Segment Reporting, Revenue [Abstract]          
Total operating costs and expenses   2,423 2,109 4,717 4,467
Operating Segments [Member] | Aeronautics Systems [Member] | Service [Member]          
Segment Reporting, Revenue [Abstract]          
Total operating costs and expenses   697 649 1,350 1,250
Operating Segments [Member] | Aeronautics Systems [Member] | Intersegment Costs [Member]          
Segment Reporting, Revenue [Abstract]          
Total operating costs and expenses   37 35 68 73
Operating Segments [Member] | Defense Systems [Member]          
Segment Reporting, Revenue [Abstract]          
Revenues   2,093 1,991 3,992 3,796
Operating income   156 253 340 432
Operating Segments [Member] | Defense Systems [Member] | Product [Member]          
Segment Reporting, Revenue [Abstract]          
Total operating costs and expenses   1,576 1,372 2,951 2,634
Operating Segments [Member] | Defense Systems [Member] | Service [Member]          
Segment Reporting, Revenue [Abstract]          
Total operating costs and expenses   312 319 606 643
Operating Segments [Member] | Defense Systems [Member] | Intersegment Costs [Member]          
Segment Reporting, Revenue [Abstract]          
Total operating costs and expenses   49 47 95 87
Operating Segments [Member] | Mission Systems [Member]          
Segment Reporting, Revenue [Abstract]          
Revenues   3,250 3,157 6,111 5,964
Operating income   501 441 934 802
Operating Segments [Member] | Mission Systems [Member] | Product [Member]          
Segment Reporting, Revenue [Abstract]          
Total operating costs and expenses   1,900 1,945 3,582 3,675
Operating Segments [Member] | Mission Systems [Member] | Service [Member]          
Segment Reporting, Revenue [Abstract]          
Total operating costs and expenses   453 483 872 917
Operating Segments [Member] | Mission Systems [Member] | Intersegment Costs [Member]          
Segment Reporting, Revenue [Abstract]          
Total operating costs and expenses   396 288 723 570
Operating Segments [Member] | Space Systems [Member]          
Segment Reporting, Revenue [Abstract]          
Revenues   2,753 2,646 5,233 5,214
Operating income   236 280 471 563
Operating Segments [Member] | Space Systems [Member] | Product [Member]          
Segment Reporting, Revenue [Abstract]          
Total operating costs and expenses   2,050 1,893 3,861 3,722
Operating Segments [Member] | Space Systems [Member] | Service [Member]          
Segment Reporting, Revenue [Abstract]          
Total operating costs and expenses   307 362 588 724
Operating Segments [Member] | Space Systems [Member] | Intersegment Costs [Member]          
Segment Reporting, Revenue [Abstract]          
Total operating costs and expenses   160 111 313 205
Intersegment OM          
Segment Reporting, Revenue [Abstract]          
Operating income   97 76 182 148
Segment Reporting, Reconciling Item, Excluding Corporate Nonsegment [Member]          
Segment Reporting, Revenue [Abstract]          
Total operating costs and expenses   (69) 143 (159) 85
FAS/CAS operating adjustment   $ 7 $ 63 $ 14 $ 126