Acquisitions and Divestitures - Divestitures (Details) - Discontinued Operations, Held-for-sale - USD ($) $ in Millions	1 Months Ended	6 Months Ended
Jun. 30, 2019	Jun. 30, 2018
Divestiture Information
Disposal - Accounts receivable	$ 25
Disposal - Inventory	25
Disposal - Intangible assets	25
Disposal - Goodwill	50
Aggregate operating income of divested businesses		$ 25
Teledyne Technologies Incorporated
Divestiture Information
Annual sales of divested business	120
Proceeds from divested businesses, net of cash sold	230
Safety and Industrial \| Teledyne Technologies Incorporated
Divestiture Information
Estimated pre-tax gain on sale	$ 110

This element represents the estimated pre-tax gain related to the sale of businesses.

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- Definition

This element represents the proceeds received from sale of businesses, net of any cash sold in the transaction.

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Amount classified as accounts, notes and loans receivable attributable to disposal group held for sale or disposed of.

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Amount classified as goodwill attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer.

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Amount classified as intangible assets, excluding goodwill, attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer.

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Amount classified as inventory attributable to disposal group, expected to be disposed of within one year or the normal operating cycle, if longer.

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Amount of operating income (loss) attributable to disposal group, including, but not limited to, discontinued operation.

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