Income Taxes (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 27, 2019	Jun. 28, 2019	Mar. 29, 2019	Sep. 28, 2018	Sep. 27, 2019	Sep. 28, 2018
Income Tax Disclosure [Abstract]
Federal statutory income tax rate (as a percent)					21.00%	21.00%
Net discrete tax charges	$ 3.0	$ 5.3	$ 5.0	$ 0.4		$ 0.2
Net discrete tax charges (as a percent)	3.10%
Tax liability related to uncertain tax positions associated with Envista businesses	$ 20.0				$ 20.0
Uncertain Tax Positions Reflected in Other Long-Term Liabilities	$ 6.0				$ 6.0

Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to tax exempt income, equity in earnings (loss) of an unconsolidated subsidiary, minority noncontrolling interest income (loss), tax holiday, disposition of a business, disposition of an asset, repatriation of foreign earnings, repatriation of foreign earnings jobs creation act of 2004, increase (decrease) in enacted tax rate, prior year income taxes, increase (decrease) in deferred tax asset valuation allowance, and other adjustments.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 13
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32698-109319

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