Business Combination - Identifiable Intangible Assets Acquired (Details) - L3Harris $ in Millions	Jun. 29, 2019 USD ($)
Business Acquisition [Line Items]
Weighted Average Amortization Period	14 years
Finite-lived intangible assets acquired	$ 4,902
Total identifiable intangible assets	6,768
Trade names
Business Acquisition [Line Items]
Indefinite-lived intangible assets acquired	1,803
In-process research and development
Business Acquisition [Line Items]
Indefinite-lived intangible assets acquired	$ 63
Customer relationships | Governmental
Business Acquisition [Line Items]
Weighted Average Amortization Period	15 years
Finite-lived intangible assets acquired	$ 3,549
Customer relationships | Commercial
Business Acquisition [Line Items]
Weighted Average Amortization Period	16 years
Finite-lived intangible assets acquired	$ 561
Trade names
Business Acquisition [Line Items]
Weighted Average Amortization Period	10 years
Finite-lived intangible assets acquired	$ 162
Developed technology
Business Acquisition [Line Items]
Weighted Average Amortization Period	8 years
Finite-lived intangible assets acquired	$ 630