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Acquisition, Dispositions, Goodwill and Intangible Assets (Goodwill) (Details) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2021 USD ($)
Goodwill [Line Items] |
Goodwill - Beginning Balance | $ 54,285
Goodwill Resulting from Business Combinations | 82
Goodwill - Foreign Currency Translation and Other | (102)
Goodwill - Ending Balance | 54,265
Collins Aerospace Systems [Member] |
Goodwill [Line Items] |
Goodwill - Beginning Balance | 31,571
Goodwill Resulting from Business Combinations | 0
Goodwill - Foreign Currency Translation and Other | (98)
Goodwill - Ending Balance | 31,473
Pratt & Whitney [Member] |
Goodwill [Line Items] |
Goodwill - Beginning Balance | 1,563
Goodwill Resulting from Business Combinations | 0
Goodwill - Foreign Currency Translation and Other | 0
Goodwill - Ending Balance | 1,563
Raytheon Intelligence & Space [Member] |
Goodwill [Line Items] |
Goodwill - Beginning Balance | 9,522
Goodwill Resulting from Business Combinations | 30
Goodwill - Foreign Currency Translation and Other | 0
Goodwill - Ending Balance | 9,552
Goodwill, Transfers | 282
Raytheon Missiles & Defense |
Goodwill [Line Items] |
Goodwill - Beginning Balance | 11,608
Goodwill Resulting from Business Combinations | 52
Goodwill - Foreign Currency Translation and Other | 0
Goodwill - Ending Balance | 11,660
Goodwill, Transfers | (282)
Total Segments [Member] |
Goodwill [Line Items] |
Goodwill - Beginning Balance | 54,264
Goodwill Resulting from Business Combinations | 82
Goodwill - Foreign Currency Translation and Other | (98)
Goodwill - Ending Balance | 54,248
Eliminations and other [Member] |
Goodwill [Line Items] |
Goodwill - Beginning Balance | 21
Goodwill Resulting from Business Combinations | 0
Goodwill - Foreign Currency Translation and Other | (4)
Goodwill - Ending Balance | $ 17

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