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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Includes, but is not limited to, one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, and termination benefits associated with an ongoing benefit arrangement. Excludes expenses associated with special or contractual termination benefits, a discontinued operation or an asset retirement obligation.

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The quantified amount of the future effect on cash flows.

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The adjustment to reduce the value of existing agreements that specify the lessee's rights to use the leased property. This expense is charged when the estimates of future profits generated by the leased property are reduced.

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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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- Definition

Amount of loss from reductions in inventory due to subsequent measurement adjustments, including, but not limited to, physical deterioration, obsolescence, or changes in price levels.

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Amount expected to be recognized in earnings for the specified restructuring cost.

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- Definition

The number of positions eliminated during the period as a result of restructuring activities.

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No definition available.

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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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, after cash payment, of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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Amount of decrease in the reserve for full or partial settlement through consideration other than cash.

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RESTRUCTURING CHARGES - Narrative (Details) $ in Thousands		1 Months Ended	3 Months Ended
RESTRUCTURING CHARGES - Narrative (Details) $ in Thousands	Nov. 12, 2020 USD ($)	Nov. 30, 2020 USD ($) position	Dec. 31, 2020 USD ($) position	Sep. 30, 2020 USD ($)	Dec. 31, 2019 USD ($)
Restructuring Cost and Reserve [Line Items]
Restructuring charges			$ 10,800		$ 6,434
Non-cash charges			5,794
Next-generation Business Platform \| Consumer and Professional Products
Restructuring Cost and Reserve [Line Items]
Inventory write down					1,740
Restructuring charges			3,079		6,434
Restructuring costs			2,886		2,274
Non-cash charges			$ 193		4,160
Impairment charge, leasehold improvements					671
Impairment charge, manufacturing assets					1,749
Reduction of headcount \| position			61
Voluntary Employee Retirement Plan \| Defense Electronics
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost, expected cost		$ 4,240
Restructuring charges			$ 2,120	$ 2,120
Reduction of headcount \| position		90
Exit Of Older Weather Radar Product Lines
Restructuring Cost and Reserve [Line Items]
Business exit costs			5,601
Minimum \| Next-generation Business Platform \| Consumer and Professional Products
Restructuring Cost and Reserve [Line Items]
Annual cash savings	$ 30,000
Reduction in inventory	30,000
Maximum \| Next-generation Business Platform \| Consumer and Professional Products
Restructuring Cost and Reserve [Line Items]
Annual cash savings	35,000
Reduction in inventory	35,000
One-time charges \| Next-generation Business Platform \| Consumer and Professional Products
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost, expected cost	65,000
Capital investments \| Next-generation Business Platform \| Consumer and Professional Products
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost, expected cost	65,000
Cash charges \| Next-generation Business Platform \| Consumer and Professional Products
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost, expected cost	46,000
Personnel related costs
Restructuring Cost and Reserve [Line Items]
Restructuring charges			2,482		2,134
Non-cash charges			0
Personnel related costs \| Next-generation Business Platform \| Consumer and Professional Products
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost, expected cost	26,000
Restructuring costs			362		2,134
Facilities, exit costs and other
Restructuring Cost and Reserve [Line Items]
Restructuring charges			2,524		140
Non-cash charges			0
Facilities, exit costs and other \| Next-generation Business Platform \| Consumer and Professional Products
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost, expected cost	20,000
Restructuring costs			$ 2,524		$ 140
Asset write-downs \| Next-generation Business Platform \| Consumer and Professional Products
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost, expected cost	$ 19,000