v3.26.1
Segment Financial Data (Disaggregation of Revenue) (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Segment Reporting [Line Items]        
Total net sales $ 24,708 $ 21,581 $ 46,784 $ 41,887
Products        
Segment Reporting [Line Items]        
Total net sales 17,944 15,551 33,709 30,142
Services        
Segment Reporting [Line Items]        
Total net sales 6,764 6,030 13,075 11,745
Sales to the U.S. government        
Segment Reporting [Line Items]        
Total net sales 9,298 8,273 17,268 16,005
Foreign military sales through the U.S. government        
Segment Reporting [Line Items]        
Total net sales 2,020 1,635 3,801 3,106
Foreign government direct commercial sales        
Segment Reporting [Line Items]        
Total net sales 1,718 1,433 3,265 2,785
Commercial aerospace and other commercial sales        
Segment Reporting [Line Items]        
Total net sales 11,672 10,240 22,450 19,991
United States        
Segment Reporting [Line Items]        
Total net sales 13,093 11,737 25,006 23,003
Europe        
Segment Reporting [Line Items]        
Total net sales 5,350 4,205 10,232 8,618
Asia Pacific        
Segment Reporting [Line Items]        
Total net sales 3,656 3,410 6,460 6,002
Middle East and North Africa        
Segment Reporting [Line Items]        
Total net sales 1,042 904 1,972 1,752
Other regions        
Segment Reporting [Line Items]        
Total net sales 1,567 1,325 3,114 2,512
Collins Aerospace        
Segment Reporting [Line Items]        
Total net sales 7,552 6,929 14,486 13,516
Pratt & Whitney        
Segment Reporting [Line Items]        
Total net sales 8,881 7,631 17,054 14,996
Raytheon        
Segment Reporting [Line Items]        
Total net sales 8,220 6,967 15,134 13,267
Other        
Segment Reporting [Line Items]        
Total net sales 55 54 110 108
Operating segments        
Segment Reporting [Line Items]        
Total net sales 25,368 22,254 48,088 43,177
Operating segments | Collins Aerospace        
Segment Reporting [Line Items]        
Total net sales 8,210 7,622 15,812 14,839
Operating segments | Collins Aerospace | Products        
Segment Reporting [Line Items]        
Total net sales 5,941 5,408 11,365 10,518
Operating segments | Collins Aerospace | Services        
Segment Reporting [Line Items]        
Total net sales 1,611 1,521 3,121 2,998
Operating segments | Collins Aerospace | Sales to the U.S. government        
Segment Reporting [Line Items]        
Total net sales 1,871 1,852 3,588 3,511
Operating segments | Collins Aerospace | Foreign military sales through the U.S. government        
Segment Reporting [Line Items]        
Total net sales 107 104 242 220
Operating segments | Collins Aerospace | Foreign government direct commercial sales        
Segment Reporting [Line Items]        
Total net sales 275 321 541 648
Operating segments | Collins Aerospace | Commercial aerospace and other commercial sales        
Segment Reporting [Line Items]        
Total net sales 5,299 4,652 10,115 9,137
Operating segments | Collins Aerospace | United States        
Segment Reporting [Line Items]        
Total net sales 3,949 3,514 7,628 6,862
Operating segments | Collins Aerospace | Europe        
Segment Reporting [Line Items]        
Total net sales 1,829 1,750 3,577 3,480
Operating segments | Collins Aerospace | Asia Pacific        
Segment Reporting [Line Items]        
Total net sales 1,039 934 1,873 1,760
Operating segments | Collins Aerospace | Middle East and North Africa        
Segment Reporting [Line Items]        
Total net sales 264 271 464 510
Operating segments | Collins Aerospace | Other regions        
Segment Reporting [Line Items]        
Total net sales 471 460 944 904
Operating segments | Pratt & Whitney        
Segment Reporting [Line Items]        
Total net sales 8,889 7,631 17,062 14,997
Operating segments | Pratt & Whitney | Products        
Segment Reporting [Line Items]        
Total net sales 4,660 4,123 8,948 8,155
Operating segments | Pratt & Whitney | Services        
Segment Reporting [Line Items]        
Total net sales 4,221 3,508 8,106 6,841
Operating segments | Pratt & Whitney | Sales to the U.S. government        
Segment Reporting [Line Items]        
Total net sales 1,606 1,470 3,279 3,055
Operating segments | Pratt & Whitney | Foreign military sales through the U.S. government        
Segment Reporting [Line Items]        
Total net sales 703 404 1,114 783
Operating segments | Pratt & Whitney | Foreign government direct commercial sales        
Segment Reporting [Line Items]        
Total net sales 210 180 390 328
Operating segments | Pratt & Whitney | Commercial aerospace and other commercial sales        
Segment Reporting [Line Items]        
Total net sales 6,362 5,577 12,271 10,830
Operating segments | Pratt & Whitney | United States        
Segment Reporting [Line Items]        
Total net sales 3,305 3,260 6,908 6,678
Operating segments | Pratt & Whitney | Europe        
Segment Reporting [Line Items]        
Total net sales 2,325 1,539 4,264 3,378
Operating segments | Pratt & Whitney | Asia Pacific        
Segment Reporting [Line Items]        
Total net sales 2,005 1,870 3,404 3,111
Operating segments | Pratt & Whitney | Middle East and North Africa        
Segment Reporting [Line Items]        
Total net sales 208 150 451 325
Operating segments | Pratt & Whitney | Other regions        
Segment Reporting [Line Items]        
Total net sales 1,038 812 2,027 1,504
Operating segments | Raytheon        
Segment Reporting [Line Items]        
Total net sales 8,269 7,001 15,214 13,341
Operating segments | Raytheon | Fixed-price        
Segment Reporting [Line Items]        
Total net sales 5,106 3,991 9,168 7,596
Operating segments | Raytheon | Cost-type        
Segment Reporting [Line Items]        
Total net sales 3,114 2,976 5,966 5,671
Operating segments | Raytheon | Products        
Segment Reporting [Line Items]        
Total net sales 7,297 5,975 13,303 11,381
Operating segments | Raytheon | Services        
Segment Reporting [Line Items]        
Total net sales 923 992 1,831 1,886
Operating segments | Raytheon | Sales to the U.S. government        
Segment Reporting [Line Items]        
Total net sales 5,768 4,900 10,296 9,335
Operating segments | Raytheon | Foreign military sales through the U.S. government        
Segment Reporting [Line Items]        
Total net sales 1,210 1,127 2,445 2,103
Operating segments | Raytheon | Foreign government direct commercial sales        
Segment Reporting [Line Items]        
Total net sales 1,228 932 2,328 1,808
Operating segments | Raytheon | Commercial aerospace and other commercial sales        
Segment Reporting [Line Items]        
Total net sales 14 8 65 21
Operating segments | Raytheon | United States        
Segment Reporting [Line Items]        
Total net sales 5,784 4,909 10,362 9,356
Operating segments | Raytheon | Europe        
Segment Reporting [Line Items]        
Total net sales 1,196 916 2,389 1,759
Operating segments | Raytheon | Asia Pacific        
Segment Reporting [Line Items]        
Total net sales 612 606 1,183 1,131
Operating segments | Raytheon | Middle East and North Africa        
Segment Reporting [Line Items]        
Total net sales 570 483 1,057 917
Operating segments | Raytheon | Other regions        
Segment Reporting [Line Items]        
Total net sales 58 53 143 104
Operating segments | Other        
Segment Reporting [Line Items]        
Total net sales (660) (673) (1,304) (1,290)
Operating segments | Other | Products        
Segment Reporting [Line Items]        
Total net sales 46 45 93 88
Operating segments | Other | Services        
Segment Reporting [Line Items]        
Total net sales 9 9 17 20
Operating segments | Other | Sales to the U.S. government        
Segment Reporting [Line Items]        
Total net sales 53 51 105 104
Operating segments | Other | Foreign military sales through the U.S. government        
Segment Reporting [Line Items]        
Total net sales 0 0 0 0
Operating segments | Other | Foreign government direct commercial sales        
Segment Reporting [Line Items]        
Total net sales 5 0 6 1
Operating segments | Other | Commercial aerospace and other commercial sales        
Segment Reporting [Line Items]        
Total net sales (3) 3 (1) 3
Operating segments | Other | United States        
Segment Reporting [Line Items]        
Total net sales 55 54 108 107
Operating segments | Other | Europe        
Segment Reporting [Line Items]        
Total net sales 0 0 2 1
Operating segments | Other | Asia Pacific        
Segment Reporting [Line Items]        
Total net sales 0 0 0 0
Operating segments | Other | Middle East and North Africa        
Segment Reporting [Line Items]        
Total net sales 0 0 0 0
Operating segments | Other | Other regions        
Segment Reporting [Line Items]        
Total net sales 0 0 0 0
Inter-segment sales        
Segment Reporting [Line Items]        
Total net sales (660) (673) (1,304) (1,290)
Inter-segment sales | Collins Aerospace        
Segment Reporting [Line Items]        
Total net sales (658) (693) (1,326) (1,323)
Inter-segment sales | Pratt & Whitney        
Segment Reporting [Line Items]        
Total net sales (8) 0 (8) (1)
Inter-segment sales | Raytheon        
Segment Reporting [Line Items]        
Total net sales (49) (34) (80) (74)
Inter-segment sales | Other        
Segment Reporting [Line Items]        
Total net sales $ 715 $ 727 $ 1,414 $ 1,398