Consolidated Condensed Statement Of Stockholders' Equity - USD ($) $ in Millions	Total	Common stock	Additional Paid-in Capital	Retained Earnings	Other Additional Capital	Accumulated other comprehensive loss	Noncontrolling interests
Balance, beginning of period at Dec. 31, 2017		$ 0.0	$ 0.0	$ 0.0	$ 4,989.9	$ 0.6	$ 4.1
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	$ 179.5				179.5
Net transfers to parent					(170.0)
Parent common stock-based award activity	9.5				9.5
Other comprehensive loss	(72.4)					(72.4)
Change in noncontrolling interests							(0.7)
Balance, end of period at Sep. 28, 2018	4,932.3	0.0	0.0	0.0	5,000.9	(72.0)	3.4
Balance, beginning of period at Jun. 29, 2018		0.0	0.0	0.0	5,003.7	(53.9)	3.7
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	64.1				64.1
Net transfers to parent					(70.6)
Parent common stock-based award activity	3.7				3.7
Other comprehensive loss	(18.1)					(18.1)
Change in noncontrolling interests							(0.3)
Balance, end of period at Sep. 28, 2018	4,932.3	0.0	0.0	0.0	5,000.9	(72.0)	3.4
Balance, beginning of period at Dec. 31, 2018	4,826.4	0.0	0.0	0.0	4,901.3	(78.2)	3.3
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock		1.6	643.1
Net earnings	161.5			37.0	124.5
Common stock-based award activity			0.5
Net transfers to parent					(116.5)
Consideration to Danaher in connection with the Separation			(1,950.0)
Reclassification of net parent investment			4,920.0		(4,921.3)
Parent common stock-based award activity	12.5				12.0
Other comprehensive loss	(62.7)					(62.7)
Change in noncontrolling interests							(0.6)
Balance, end of period at Sep. 27, 2019	3,514.0	1.6	3,613.6	37.0	0.0	(140.9)	2.7
Balance, beginning of period at Jun. 28, 2019		0.0	0.0	0.0	4,938.8	(85.4)	2.9
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock		1.6	643.1
Net earnings	62.1			37.0	25.1
Common stock-based award activity			0.5
Net transfers to parent					(45.7)
Consideration to Danaher in connection with the Separation			(1,950.0)
Reclassification of net parent investment			4,920.0		(4,921.3)
Parent common stock-based award activity	3.6				3.1
Other comprehensive loss	(55.5)					(55.5)
Change in noncontrolling interests							(0.2)
Balance, end of period at Sep. 27, 2019	$ 3,514.0	$ 1.6	$ 3,613.6	$ 37.0	$ 0.0	$ (140.9)	$ 2.7