Business Combination - Merger-related Charges (Details) - L3Harris - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jul. 03, 2020	Jun. 28, 2019	Jul. 03, 2020	Jun. 28, 2019
Business Acquisition [Line Items]
Pre-merger L3Harris integration costs	$ 0	$ 17	$ 0	$ 30
Transaction costs	0	19	0	22
Additional cost of sales related to the fair value step-up in inventory sold	16	0	31	0
Restructuring - workforce reduction	7	0	7	0
Integration costs recognized as incurred	37	0	68	0
Merger-related charges	$ 60	$ 36	$ 106	$ 52

Business Combination, Amortization Of Inventory Step-up

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Business Combination, Pre-integration Related Costs

+ References

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Business Combination, Restructuring Charges, Severance Costs

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Business Combination, Transaction Costs

+ References

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 25
-Paragraph 23
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Costs incurred to effect a business combination which have been expensed during the period. Such costs could include business integration costs, systems integration and conversion costs, and severance and other employee-related costs.

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