Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Acquisitions (Schedule of intangible assets acquired) (Details) - USD ($) $ in Millions	May 04, 2020	Jan. 31, 2020
L3Harris Security Detection and Automation Businesses
Acquired Indefinite-lived Intangible Assets [Line Items]
Weighted average amortization period	11 years
Fair value	$ 430
L3Harris Security Detection and Automation Businesses \| In-process research and development ("IPR&D")
Acquired Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets	$ 98
Dynetics
Acquired Indefinite-lived Intangible Assets [Line Items]
Weighted average amortization period		12 years
Finite-lived lntangible assets		$ 528
Programs \| L3Harris Security Detection and Automation Businesses
Acquired Indefinite-lived Intangible Assets [Line Items]
Weighted average amortization period	13 years
Finite-lived lntangible assets	$ 150
Programs \| Dynetics
Acquired Indefinite-lived Intangible Assets [Line Items]
Weighted average amortization period		13 years
Finite-lived lntangible assets		$ 485
Customer relationships \| L3Harris Security Detection and Automation Businesses
Acquired Indefinite-lived Intangible Assets [Line Items]
Weighted average amortization period	10 years
Finite-lived lntangible assets	$ 91
Backlog \| Dynetics
Acquired Indefinite-lived Intangible Assets [Line Items]
Weighted average amortization period		1 year
Finite-lived lntangible assets		$ 32
Technology \| L3Harris Security Detection and Automation Businesses
Acquired Indefinite-lived Intangible Assets [Line Items]
Weighted average amortization period	10 years
Finite-lived lntangible assets	$ 91
Technology \| Dynetics
Acquired Indefinite-lived Intangible Assets [Line Items]
Weighted average amortization period		11 years
Finite-lived lntangible assets		$ 11