Consolidated and Combined Statements of Changes in Equity - USD ($) $ in Millions	Total	Total Envista Equity	Total Envista Equity Cumulative Effect, Period of Adoption, Adjustment	Total Envista Equity Cumulative Effect, Period of Adoption, Adjusted Balance	Common Stock	Common Stock Cumulative Effect, Period of Adoption, Adjusted Balance	Additional Paid-in Capital	Additional Paid-in Capital Cumulative Effect, Period of Adoption, Adjusted Balance	Retained Earnings	Retained Earnings Cumulative Effect, Period of Adoption, Adjusted Balance	Former Parent Investment, Net	Former Parent Investment, Net Cumulative Effect, Period of Adoption, Adjustment	Former Parent Investment, Net Cumulative Effect, Period of Adoption, Adjusted Balance	Accumulated Other Comprehensive Loss	Accumulated Other Comprehensive Loss Cumulative Effect, Period of Adoption, Adjustment	Accumulated Other Comprehensive Loss Cumulative Effect, Period of Adoption, Adjusted Balance	Noncontrolling Interests	Noncontrolling Interests Cumulative Effect, Period of Adoption, Adjusted Balance
Balance, beginning of period at Dec. 31, 2017		$ 4,990.5	$ (8.2)	$ 4,982.3	$ 0.0	$ 0.0	$ 0.0	$ 0.0	$ 0.0	$ 0.0	$ 4,989.9	$ (8.0)	$ 4,981.9	$ 0.6	$ (0.2)	$ 0.4	$ 4.1	$ 4.1
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Former Parent common stock-based award activity		13.3									13.3
Net income	$ 230.7	230.7									230.7
Net transfers to Former Parent		(324.6)									(324.6)
Other comprehensive income (loss)	(78.6)	(78.6)												(78.6)
Changes in noncontrolling interests																	(0.8)
Balance, end of period at Dec. 31, 2018		4,823.1			0.0		0.0		0.0		4,901.3			(78.2)			3.3
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock, net		644.7			1.6		643.1
Common stock-based award activity		6.0					6.0
Former Parent common stock-based award activity		12.0									12.0
Consideration to Former Parent in connection with the Separation		(1,950.0)					(1,950.0)
Reclassification of Former Parent investment, net		(1.3)					4,920.0				(4,921.3)
Separation related adjustments		(29.4)					(29.4)
Net income	217.6	217.6							93.1		124.5
Net transfers to Former Parent		(116.5)									(116.5)
Other comprehensive income (loss)	(66.0)	(66.0)												(66.0)
Changes in noncontrolling interests																	(0.7)
Balance, end of period at Dec. 31, 2019	3,542.8	3,540.2			1.6		3,589.7		93.1		0.0			(144.2)			2.6
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock-based award activity		32.2					32.2
Equity component of convertible senior notes, net of financing costs and taxes		77.9					77.9
Separation related adjustments		0.3					0.3
Net income	33.3	33.3							33.3
Other comprehensive income (loss)	52.4	52.4												52.4
Purchase of capped calls related to issuance of convertible senior notes, net of taxes		(15.7)					(15.7)
Changes in noncontrolling interests																	(2.2)
Balance, end of period at Dec. 31, 2020	$ 3,721.0	$ 3,720.6			$ 1.6		$ 3,684.4		$ 126.4		$ 0.0			$ (91.8)			$ 0.4