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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Period Type:	duration

Discontinued Operations (Narratives) (Details) - Disposed of by Sale - USD ($) $ in Millions	Nov. 01, 2021	Jan. 05, 2022	Oct. 01, 2021
Civco Radiotherapy \| Blue Wolf Capital Partners LLC
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Consideration receivable or received on disposal	$ 120.0
Pretax gain on disposition of business	77.2
Income tax expense	$ 21.3
Zetec \| Eddyfi NDT Inc \| Subsequent event
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Consideration receivable or received on disposal		$ 350.0
TransCore \| Singapore Technologies Engineering Ltd
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Consideration receivable or received on disposal			$ 2,680.0