Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, Working Capital Adjustment

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- Definition

Gain (Loss) on Sale of Productive Assets

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Impairment Of Long Lived Assets To Be Disposed Of And Goodwill Impairment Charges

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Amount classified as assets attributable to disposal group held for sale or disposed of.

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Amount before tax of gain (loss) not previously recognized resulting from the disposal of a discontinued operation.

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Amount before tax of income (loss) from a discontinued operation. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.

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Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation.

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- Definition

Amount classified as goodwill attributable to disposal group held for sale or disposed of.

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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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The aggregate amount of write-downs for impairments recognized during the period for long-lived assets held for abandonment, exchange or sale.

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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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Amount classified as liabilities attributable to disposal group held for sale or disposed of.

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The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period.

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The cash inflow from the sale of property, plant and equipment (capital expenditures), software, and other intangible assets.

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BUSINESS DIVESTITURES AND ASSET SALES (Details) - USD ($)							3 Months Ended		6 Months Ended	9 Months Ended	12 Months Ended
	Jul. 31, 2020	May 15, 2020	May 04, 2020	Sep. 13, 2019	Aug. 30, 2019	Jun. 29, 2019	Jul. 03, 2020	Apr. 03, 2020	Jan. 03, 2020	Oct. 02, 2020	Jan. 01, 2021	Jun. 28, 2019	Jun. 29, 2018
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from sales of businesses, net									$ 343,000,000		$ 1,040,000,000	$ 0	$ 0
Pre-tax gain (loss) on sale of disposal group									12,000,000		0	0	0
Goodwill impairment loss						$ 0				$ 480,000,000
Space and Airborne Systems
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Goodwill impairment loss										5,000,000
Aviation Systems
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Goodwill impairment loss										$ 475,000,000
Disposal Group, Disposed of by Sale, Not Discontinued Operations \| EOTech Business
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash price on sale of business	$ 42,000,000
Proceeds from sales of businesses, net	40,000,000
Pre-tax gain (loss) on sale of disposal group	$ 2,000,000
Disposal Group, Disposed of by Sale, Not Discontinued Operations \| EOTech Business \| Communication Systems
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Goodwill impairment loss								$ 0
Disposal Group, Disposed of by Sale, Not Discontinued Operations \| Applied Kilovolts and Analytical Instrumentation Business \| Space and Airborne Systems
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from sales of businesses, net		$ 12,000,000
Disposal Group, Disposed of by Sale, Not Discontinued Operations \| Applied Kilovolts and Analytical Instrumentation Business \| Space and Airborne Systems
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Goodwill impairment loss								5,000,000
Disposal Group, Disposed of by Sale, Not Discontinued Operations \| Airport Security and Automation Business \| Aviation Systems
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash price on sale of business			$ 1,000,000,000
Proceeds from sales of businesses, net			$ 987,000,000
Pre-tax gain (loss) on sale of disposal group											(23,000,000)
Income before taxes of disposal group									27,000,000
Goodwill assigned to disposal group								531,000,000
Disposal Group, Disposed of by Sale, Not Discontinued Operations \| Airport Security and Automation Business \| Aviation Systems
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Goodwill impairment loss								$ 0
Disposal Group, Disposed of by Sale, Not Discontinued Operations \| Harris Night Vision
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income before taxes of disposal group												$ 27,000,000	$ 20,000,000
Disposal Group, Disposed of by Sale, Not Discontinued Operations \| Harris Night Vision \| L3Harris
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash price on sale of business				$ 350,000,000
Proceeds from sales of businesses, net				$ 343,000,000
Pre-tax gain (loss) on sale of disposal group									229,000,000
Non-cash working capital adjustment to gain on sale of business											12,000,000
Disposal Group, Disposed of by Sale, Not Discontinued Operations \| Stormscope
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Pre-tax gain on sale of asset group									$ 12,000,000
Disposal Group, Disposed of by Sale, Not Discontinued Operations \| Stormscope \| L3Harris
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from sale of asset group					$ 20,000,000
Disposal Group, Held-for-sale, Not Discontinued Operations \| VSE \| Aviation Systems
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Goodwill assigned to disposal group							$ 14,000,000
Assets of disposal group held for sale											35,000,000
Liabilities of disposal group held for sale											13,000,000
Disposal Group, Held-for-sale, Not Discontinued Operations \| VSE \| Aviation Systems
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Goodwill impairment loss							$ 14,000,000
Loss recognized to reduce fair value of assets of disposal group											32,000,000
Non-cash remeasurement loss recognized on remaining assets of disposal group											$ 18,000,000