Condensed Consolidated and Combined Statements of Changes in Equity (Unaudited) - USD ($) $ in Millions	Total	Common Stock	Additional Paid-in Capital	Retained Earnings	Former Parent Investment, Net	Accumulated Other Comprehensive Loss	Total Envista Equity	Noncontrolling Interests
Balance, beginning of period at Dec. 31, 2018		$ 0.0	$ 0.0	$ 0.0	$ 4,901.3	$ (78.2)	$ 4,823.1	$ 3.3
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock-based award activity					4.1		4.1
Net (loss) income	$ 37.9				37.9		37.9
Net transfers to Former Parent					24.3		24.3
Other comprehensive loss	(37.7)					(37.7)	(37.7)
Changes in noncontrolling interests								(0.1)
Balance, end of period at Mar. 29, 2019		0.0	0.0	0.0	$ 4,967.6	(115.9)	4,851.7	3.2
Balance, beginning of period at Dec. 31, 2019	3,542.8	1.6	3,589.7	93.1		(144.2)	3,540.2	2.6
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock-based award activity		0.0	6.4	0.0		0.0	6.4	0.0
Net (loss) income	(17.2)	0.0	0.0	(17.2)		0.0	(17.2)	0.0
Other comprehensive loss	(45.7)	0.0	0.0	0.0		(45.7)	(45.7)	0.0
Balance, end of period at Apr. 03, 2020	$ 3,486.3	$ 1.6	$ 3,596.1	$ 75.9		$ (189.9)	$ 3,483.7	$ 2.6