v3.26.3
Segment Financial Data (Disaggregation of Revenue) (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Segment Reporting [Line Items]        
Total net sales $ 24,965 $ 22,478 $ 71,749 $ 64,365
Products        
Segment Reporting [Line Items]        
Total net sales 18,258 16,264 51,967 46,406
Services        
Segment Reporting [Line Items]        
Total net sales 6,707 6,214 19,782 17,959
Sales to the U.S. government        
Segment Reporting [Line Items]        
Total net sales 8,875 8,409 26,143 24,414
Foreign military sales through the U.S. government        
Segment Reporting [Line Items]        
Total net sales 2,135 1,867 5,936 4,973
Foreign government direct commercial sales        
Segment Reporting [Line Items]        
Total net sales 1,738 1,477 5,003 4,262
Commercial aerospace and other commercial sales        
Segment Reporting [Line Items]        
Total net sales 12,217 10,725 34,667 30,716
United States        
Segment Reporting [Line Items]        
Total net sales 13,241 11,734 38,247 34,737
Europe        
Segment Reporting [Line Items]        
Total net sales 5,670 5,225 15,902 13,843
Asia Pacific        
Segment Reporting [Line Items]        
Total net sales 3,521 3,567 9,981 9,569
Middle East and North Africa        
Segment Reporting [Line Items]        
Total net sales 975 732 2,947 2,484
Other regions        
Segment Reporting [Line Items]        
Total net sales 1,558 1,220 4,672 3,732
Collins Aerospace        
Segment Reporting [Line Items]        
Total net sales 7,696 7,000 22,182 20,516
Pratt & Whitney        
Segment Reporting [Line Items]        
Total net sales 9,220 8,424 26,274 23,420
Raytheon        
Segment Reporting [Line Items]        
Total net sales 7,998 7,003 23,132 20,270
Other        
Segment Reporting [Line Items]        
Total net sales 51 51 161 159
Operating segments        
Segment Reporting [Line Items]        
Total net sales 25,644 23,089 73,732 66,266
Operating segments | Collins Aerospace        
Segment Reporting [Line Items]        
Total net sales 8,382 7,621 24,194 22,460
Operating segments | Collins Aerospace | Products        
Segment Reporting [Line Items]        
Total net sales 6,105 5,441 17,470 15,959
Operating segments | Collins Aerospace | Services        
Segment Reporting [Line Items]        
Total net sales 1,591 1,559 4,712 4,557
Operating segments | Collins Aerospace | Sales to the U.S. government        
Segment Reporting [Line Items]        
Total net sales 1,865 1,766 5,453 5,277
Operating segments | Collins Aerospace | Foreign military sales through the U.S. government        
Segment Reporting [Line Items]        
Total net sales 102 141 344 361
Operating segments | Collins Aerospace | Foreign government direct commercial sales        
Segment Reporting [Line Items]        
Total net sales 276 264 817 912
Operating segments | Collins Aerospace | Commercial aerospace and other commercial sales        
Segment Reporting [Line Items]        
Total net sales 5,453 4,829 15,568 13,966
Operating segments | Collins Aerospace | United States        
Segment Reporting [Line Items]        
Total net sales 4,118 3,631 11,746 10,493
Operating segments | Collins Aerospace | Europe        
Segment Reporting [Line Items]        
Total net sales 1,819 1,690 5,396 5,170
Operating segments | Collins Aerospace | Asia Pacific        
Segment Reporting [Line Items]        
Total net sales 986 1,001 2,859 2,761
Operating segments | Collins Aerospace | Middle East and North Africa        
Segment Reporting [Line Items]        
Total net sales 286 291 750 801
Operating segments | Collins Aerospace | Other regions        
Segment Reporting [Line Items]        
Total net sales 487 387 1,431 1,291
Operating segments | Pratt & Whitney        
Segment Reporting [Line Items]        
Total net sales 9,231 8,423 26,293 23,420
Operating segments | Pratt & Whitney | Products        
Segment Reporting [Line Items]        
Total net sales 4,956 4,767 13,904 12,922
Operating segments | Pratt & Whitney | Services        
Segment Reporting [Line Items]        
Total net sales 4,264 3,657 12,370 10,498
Operating segments | Pratt & Whitney | Sales to the U.S. government        
Segment Reporting [Line Items]        
Total net sales 1,672 1,759 4,951 4,814
Operating segments | Pratt & Whitney | Foreign military sales through the U.S. government        
Segment Reporting [Line Items]        
Total net sales 694 607 1,808 1,390
Operating segments | Pratt & Whitney | Foreign government direct commercial sales        
Segment Reporting [Line Items]        
Total net sales 243 188 633 516
Operating segments | Pratt & Whitney | Commercial aerospace and other commercial sales        
Segment Reporting [Line Items]        
Total net sales 6,611 5,870 18,882 16,700
Operating segments | Pratt & Whitney | United States        
Segment Reporting [Line Items]        
Total net sales 3,632 3,198 10,540 9,876
Operating segments | Pratt & Whitney | Europe        
Segment Reporting [Line Items]        
Total net sales 2,457 2,227 6,721 5,605
Operating segments | Pratt & Whitney | Asia Pacific        
Segment Reporting [Line Items]        
Total net sales 1,964 2,003 5,368 5,114
Operating segments | Pratt & Whitney | Middle East and North Africa        
Segment Reporting [Line Items]        
Total net sales 148 215 599 540
Operating segments | Pratt & Whitney | Other regions        
Segment Reporting [Line Items]        
Total net sales 1,019 781 3,046 2,285
Operating segments | Raytheon        
Segment Reporting [Line Items]        
Total net sales 8,031 7,045 23,245 20,386
Operating segments | Raytheon | Fixed-price        
Segment Reporting [Line Items]        
Total net sales 4,798 4,089 13,966 11,685
Operating segments | Raytheon | Cost-type        
Segment Reporting [Line Items]        
Total net sales 3,200 2,914 9,166 8,585
Operating segments | Raytheon | Products        
Segment Reporting [Line Items]        
Total net sales 7,155 6,013 20,458 17,394
Operating segments | Raytheon | Services        
Segment Reporting [Line Items]        
Total net sales 843 990 2,674 2,876
Operating segments | Raytheon | Sales to the U.S. government        
Segment Reporting [Line Items]        
Total net sales 5,289 4,834 15,585 14,169
Operating segments | Raytheon | Foreign military sales through the U.S. government        
Segment Reporting [Line Items]        
Total net sales 1,339 1,119 3,784 3,222
Operating segments | Raytheon | Foreign government direct commercial sales        
Segment Reporting [Line Items]        
Total net sales 1,218 1,025 3,546 2,833
Operating segments | Raytheon | Commercial aerospace and other commercial sales        
Segment Reporting [Line Items]        
Total net sales 152 25 217 46
Operating segments | Raytheon | United States        
Segment Reporting [Line Items]        
Total net sales 5,441 4,858 15,803 14,214
Operating segments | Raytheon | Europe        
Segment Reporting [Line Items]        
Total net sales 1,394 1,306 3,783 3,065
Operating segments | Raytheon | Asia Pacific        
Segment Reporting [Line Items]        
Total net sales 570 561 1,753 1,692
Operating segments | Raytheon | Middle East and North Africa        
Segment Reporting [Line Items]        
Total net sales 541 226 1,598 1,143
Operating segments | Raytheon | Other regions        
Segment Reporting [Line Items]        
Total net sales 52 52 195 156
Operating segments | Other        
Segment Reporting [Line Items]        
Total net sales (679) (611) (1,983) (1,901)
Operating segments | Other | Products        
Segment Reporting [Line Items]        
Total net sales 42 43 135 131
Operating segments | Other | Services        
Segment Reporting [Line Items]        
Total net sales 9 8 26 28
Operating segments | Other | Sales to the U.S. government        
Segment Reporting [Line Items]        
Total net sales 49 50 154 154
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 1 0 7 1
Operating segments | Other | Commercial aerospace and other commercial sales        
Segment Reporting [Line Items]        
Total net sales 1 1 0 4
Operating segments | Other | United States        
Segment Reporting [Line Items]        
Total net sales 50 47 158 154
Operating segments | Other | Europe        
Segment Reporting [Line Items]        
Total net sales 0 2 2 3
Operating segments | Other | Asia Pacific        
Segment Reporting [Line Items]        
Total net sales 1 2 1 2
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 (679) (611) (1,983) (1,901)
Inter-segment sales | Collins Aerospace        
Segment Reporting [Line Items]        
Total net sales (686) (621) (2,012) (1,944)
Inter-segment sales | Pratt & Whitney        
Segment Reporting [Line Items]        
Total net sales (11) 1 (19) 0
Inter-segment sales | Raytheon        
Segment Reporting [Line Items]        
Total net sales (33) (42) (113) (116)
Inter-segment sales | Other        
Segment Reporting [Line Items]        
Total net sales $ 730 $ 662 $ 2,144 $ 2,060