Segment Results - Schedule of Segment Results (Details) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
	Jun. 30, 2022	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Segment Reporting [Abstract]
Revenues		$ 1,515.7	$ 1,325.0	$ 4,292.6	$ 3,733.6
Adjusted EBITDA		406.0	348.4	1,108.2	956.8
Less items to reconcile Segment Adjusted EBITDA to Income from Continuing Operations Before Income Taxes:
Interest expense		26.6	22.5	68.8	68.3
Restructuring and related business transformation costs		7.2	3.1	30.9	12.5
Acquisition and other transaction related expenses and non-cash charges		12.1	14.0	25.0	37.6
Stock-based compensation				62.3	65.0
Foreign currency transaction losses (gains), net		(6.7)	1.1	(12.3)	(13.6)
Loss on extinguishment of debt	$ 1.1	0.0	9.0	1.1	9.0
Adjustments to LIFO inventories		33.0	0.0	33.0	0.0
Income from Continuing Operations Before Income Taxes		173.2	135.9	496.3	388.1
Provision for income taxes		30.3	2.7	104.6	25.8
Income (loss) on equity method investments		2.6	(2.2)	(2.5)	(2.9)
Income from Continuing Operations		145.5	131.0	389.2	359.4
Income (loss) from discontinued operations, net of tax		0.5	(4.2)	0.6	(88.1)
Net Income		146.0	126.8	389.8	271.3
Depreciation of rental equipment		0.8	1.0	2.6	3.0
Restructuring Costs [Abstract]
Restructuring charges		6.7	1.1	28.1	10.3
Facility reorganization, relocation and other costs		0.5	2.0	2.8	2.0
Other, net		0.0	0.0	0.0	0.2
Total restructuring and related business transformation costs		7.2	3.1	30.9	12.5
Total stock-based compensation expense		20.1	21.9	62.3	65.0
Increase (decrease) in stock-based compensation expense due to costs associated with employer taxes		7.0	7.9	7.0	7.9
Industrial Technologies and Services
Segment Reporting [Abstract]
Revenues		1,199.6	1,070.7	3,389.7	3,032.0
Precision and Science Technologies
Segment Reporting [Abstract]
Revenues		316.1	254.3	902.9	701.6
Operating Segments | Industrial Technologies and Services
Segment Reporting [Abstract]
Revenues		1,199.6	1,070.7	3,389.7	3,032.0
Adjusted EBITDA		314.0	272.9	853.4	743.0
Operating Segments | Precision and Science Technologies
Segment Reporting [Abstract]
Revenues		316.1	254.3	902.9	701.6
Adjusted EBITDA		92.0	75.5	254.8	213.8
Corporate expenses not allocated to segments
Less items to reconcile Segment Adjusted EBITDA to Income from Continuing Operations Before Income Taxes:
Corporate expenses not allocated to segments		29.9	34.7	93.6	107.0
Segment Reconciling Items
Less items to reconcile Segment Adjusted EBITDA to Income from Continuing Operations Before Income Taxes:
Interest expense		26.6	22.5	68.8	68.3
Depreciation and amortization expense		114.2	101.5	325.4	307.3
Restructuring and related business transformation costs		7.2	3.1	30.9	12.5
Acquisition and other transaction related expenses and non-cash charges		12.1	14.4	27.0	39.2
Stock-based compensation		27.1	29.8	69.3	72.9
Foreign currency transaction losses (gains), net		(6.7)	1.1	(12.3)	(13.6)
Loss on extinguishment of debt		0.0	9.0	1.1	9.0
Gain on settlement of post-acquisition contingencies		(6.2)	0.0	(6.2)	(30.1)
Other adjustments		(4.4)	(3.6)	(18.7)	(3.8)
Income from Continuing Operations Before Income Taxes		173.2	135.9	496.3	388.1
Restructuring Costs [Abstract]
Total restructuring and related business transformation costs		$ 7.2	$ 3.1	$ 30.9	$ 12.5