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Segment Financial Data (Disaggregation of Revenue) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | $ 68,920 | $ 67,074 | $ 64,388
Other | Powder Metal Matter |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | $ (5,401) |  |
Airbus [Member] |  |  |
Revenue from External Customer [Line Items] |  |  |
Percentage of Total Net Sales | 17.00% | 14.00% | 12.00%
Operating Segments | U S Government Sales Excluding Foreign Military Sales |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | $ 31,628 | $ 30,317 | $ 31,177
Operating Segments | Foreign Military Sales Through The U S Government |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 4,974 | 5,042 | 5,546
Operating Segments | Foreign Government Direct Commercial Sales |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 4,249 | 4,327 | 4,993
Operating Segments | Commercial Aerospace And Other Commercial |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 28,069 | 27,388 | 22,672
Intersegment Eliminations |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | (1,979) | (1,684) | (1,525)
UNITED STATES | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 44,881 | 41,190 | 40,011
Europe [Member] | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 13,501 | 11,111 | 9,598
Asia Pacific [Member] | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 9,049 | 8,057 | 7,969
Middle East And North Africa | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 3,237 | 3,599 | 4,379
Other Geographic Regions [Member] | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 3,653 | 3,117 | 2,431
Products [Member] | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 49,571 | 50,773 | 49,270
Services [Member] | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 19,349 | 16,301 | 15,118
Collins Aerospace Systems [Member] |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 24,294 | 21,330 | 19,613
Collins Aerospace Systems [Member] | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 26,253 | 23,052 | 21,152
Collins Aerospace Systems [Member] | Operating Segments | U S Government Sales Excluding Foreign Military Sales |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 6,357 | 6,484 | 7,016
Collins Aerospace Systems [Member] | Operating Segments | Foreign Military Sales Through The U S Government |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 304 | 372 | 309
Collins Aerospace Systems [Member] | Operating Segments | Foreign Government Direct Commercial Sales |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 1,110 | 1,063 | 1,223
Collins Aerospace Systems [Member] | Operating Segments | Commercial Aerospace And Other Commercial |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 16,523 | 13,411 | 11,065
Collins Aerospace Systems [Member] | Intersegment Eliminations |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 1,959 | 1,722 | 1,539
Collins Aerospace Systems [Member] | UNITED STATES | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 13,185 | 11,944 | 11,669
Collins Aerospace Systems [Member] | Europe [Member] | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 6,423 | 5,455 | 4,488
Collins Aerospace Systems [Member] | Asia Pacific [Member] | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 2,625 | 2,165 | 2,040
Collins Aerospace Systems [Member] | Middle East And North Africa | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 684 | 510 | 483
Collins Aerospace Systems [Member] | Other Geographic Regions [Member] | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 1,377 | 1,256 | 933
Collins Aerospace Systems [Member] | Products [Member] | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 19,034 | 16,917 | 15,648
Collins Aerospace Systems [Member] | Services [Member] | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 5,260 | 4,413 | 3,965
Pratt and Whitney [Member] |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 18,296 | 20,527 | 18,150
Pratt and Whitney [Member] | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 18,296 | 20,530 | 18,150
Pratt and Whitney [Member] | Operating Segments | Other | Powder Metal Matter |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | (5,401) |  |
Pratt and Whitney [Member] | Operating Segments | U S Government Sales Excluding Foreign Military Sales |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 5,206 | 5,272 | 5,140
Pratt and Whitney [Member] | Operating Segments | Foreign Military Sales Through The U S Government |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 1,442 | 1,115 | 1,273
Pratt and Whitney [Member] | Operating Segments | Foreign Government Direct Commercial Sales |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 515 | 474 | 541
Pratt and Whitney [Member] | Operating Segments | Commercial Aerospace And Other Commercial |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 11,133 | 13,666 | 11,196
Pratt and Whitney [Member] | Intersegment Eliminations |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 0 | 3 | 0
Pratt and Whitney [Member] | UNITED STATES | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 11,403 | 10,433 | 9,034
Pratt and Whitney [Member] | Europe [Member] | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 5,433 | 4,211 | 3,488
Pratt and Whitney [Member] | Asia Pacific [Member] | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 4,227 | 3,775 | 3,885
Pratt and Whitney [Member] | Middle East And North Africa | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 539 | 450 | 441
Pratt and Whitney [Member] | Other Geographic Regions [Member] | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 2,095 | 1,658 | 1,302
Pratt and Whitney [Member] | Products [Member] | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 8,579 | 12,411 | 11,189
Pratt and Whitney [Member] | Services [Member] | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 9,717 | 8,116 | 6,961
Raytheon |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 26,220 | 25,043 | 26,452
Raytheon | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 26,350 | 25,176 | 26,611
Raytheon | Operating Segments | Other | Powder Metal Matter |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 0 |  |
Raytheon | Operating Segments | Fixed-price Contract |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 13,164 | 12,910 | 14,270
Raytheon | Operating Segments | Time-and-materials Contract |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 13,056 | 12,133 | 12,182
Raytheon | Operating Segments | U S Government Sales Excluding Foreign Military Sales |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 19,965 | 18,394 | 18,854
Raytheon | Operating Segments | Foreign Military Sales Through The U S Government |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 3,228 | 3,555 | 3,963
Raytheon | Operating Segments | Foreign Government Direct Commercial Sales |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 2,620 | 2,786 | 3,227
Raytheon | Operating Segments | Commercial Aerospace And Other Commercial |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 407 | 308 | 408
Raytheon | Intersegment Eliminations |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 130 | 133 | 159
Raytheon | UNITED STATES | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 20,187 | 18,643 | 19,139
Raytheon | Europe [Member] | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 1,642 | 1,442 | 1,619
Raytheon | Asia Pacific [Member] | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 2,196 | 2,116 | 2,043
Raytheon | Middle East And North Africa | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 2,014 | 2,639 | 3,455
Raytheon | Other Geographic Regions [Member] | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 181 | 203 | 196
Raytheon | Products [Member] | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 21,847 | 21,276 | 22,264
Raytheon | Services [Member] | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 4,373 | 3,767 | 4,188
Other Segments [Member] |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 110 | 174 | 173
Other Segments [Member] | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 0 | 0 | 0
Other Segments [Member] | Operating Segments | Other | Powder Metal Matter |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 0 |  |
Other Segments [Member] | Operating Segments | U S Government Sales Excluding Foreign Military Sales |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 100 | 167 | 167
Other Segments [Member] | Operating Segments | Foreign Military Sales Through The U S Government |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 0 | 0 | 1
Other Segments [Member] | Operating Segments | Foreign Government Direct Commercial Sales |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 4 | 4 | 2
Other Segments [Member] | Operating Segments | Commercial Aerospace And Other Commercial |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 6 | 3 | 3
Other Segments [Member] | Intersegment Eliminations |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | (2,089) | (1,858) | (1,698)
Other Segments [Member] | UNITED STATES | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 106 | 170 | 169
Other Segments [Member] | Europe [Member] | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 3 | 3 | 3
Other Segments [Member] | Asia Pacific [Member] | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 1 | 1 | 1
Other Segments [Member] | Middle East And North Africa | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 0 | 0 | 0
Other Segments [Member] | Other Geographic Regions [Member] | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 0 | 0 | 0
Other Segments [Member] | Products [Member] | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | 111 | 169 | 169
Other Segments [Member] | Services [Member] | Operating Segments |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | (1) | $ 5 | $ 4
Collins Aerospace | Operating Segments | Other | Powder Metal Matter |  |  |
Revenue from External Customer [Line Items] |  |  |
Revenue from Contract with Customer, Excluding Assessed Tax | $ 0 |  |

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