Discontinued Operations - Operating Results (Details) - Discontinued Operations, Disposed of by Sale - Plamenca - USD ($) $ in Millions	3 Months Ended
Apr. 01, 2022	Apr. 02, 2021
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Sales	$ 6.9	$ 96.6
Cost of sales	5.9	57.7
Gross profit	1.0	38.9
Operating expenses:
Selling, general and administrative	1.1	21.3
Research and development	0.0	4.4
Operating (loss) profit	(0.1)	13.2
Income tax (benefit) expense	0.0	3.3
(Loss) income from discontinued operations	(0.1)	9.9
Gain on sale of discontinued operations, net of tax	4.6	0.0
Net income from discontinued operations	$ 4.5	$ 9.9

Disposal Group, Including Discontinued Operation, Operating Expenses

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

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Amount after tax of income (loss) from operations classified as a discontinued operation. Excludes gain (loss) on disposal and provision for gain (loss) until disposal.

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

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Amount of general and administrative expense attributable to disposal group, including, but not limited to, discontinued operation.

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Amount of revenue attributable to disposal group, including, but not limited to, discontinued operation.

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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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