Segment Reporting - Segment Results (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Segment Reporting [Abstract]
Revenues	$ 7,235.0	$ 6,876.1	$ 5,916.3
Segment cost of sales	4,065.0	3,993.9	3,590.7
Segment selling and administrative expenses	1,344.4	1,272.7	1,095.8
Other operating expense, net	(138.6)	(77.7)	(64.9)
Adjusted EBITDA	2,173.6	1,960.1	1,561.5
Less items to reconcile Segment Adjusted EBITDA to Income from Continuing Operations Before Income Taxes:
Interest expense	213.2	156.7	103.2
Impairment of other intangible assets	13.9	0.0	0.0
Restructuring and related business transformation costs	32.3	22.9	32.3
Stock-based compensation	58.8	51.9	78.9
Foreign currency transaction losses (gains), net	3.2	5.1	(5.9)
Loss on extinguishment of debt	3.0	13.5	1.1
Adjustments to LIFO inventories	6.7	12.0	36.1
Loss on asbestos sale	58.8	0.0	0.0
Income Before Income Taxes	1,132.8	1,031.1	742.2
Depreciation of rental equipment	4.0	3.7	3.4
Restructuring Costs [Abstract]
Restructuring charges	31.2	19.9	29.3
Facility reorganization, relocation and other costs	1.1	3.0	3.0
Total restructuring and related business transformation costs	32.3	22.9	32.3
Stock-based compensation expense recognized in continuing operations			78.9
Increase (decrease) in stock-based compensation expense due to costs associated with employer taxes			6.7
Total depreciation and amortization expense	482.0	459.1	432.8
Total capital expenditures	149.1	105.4	94.6
Total identifiable assets	18,009.8	15,563.5
Industrial Technologies and Services
Segment Reporting [Abstract]
Revenues	5,818.1	5,632.8
Precision and Science Technologies
Segment Reporting [Abstract]
Revenues	1,416.9	1,243.3
Operating segments
Segment Reporting [Abstract]
Segment cost of sales	3,929.5	3,873.8	3,437.9
Segment selling and administrative expenses	1,133.1	1,041.0	915.1
Other operating expense, net	(1.2)	1.2	1.8
Operating segments | Industrial Technologies and Services
Segment Reporting [Abstract]
Revenues	5,818.1	5,632.8	4,705.1
Segment cost of sales	3,193.3	3,225.0	2,785.5
Segment selling and administrative expenses	868.5	818.5	702.5
Other operating expense, net	1.5	2.0	3.1
Adjusted EBITDA	1,754.8	1,587.3	1,214.0
Restructuring Costs [Abstract]
Total depreciation and amortization expense	296.0	313.8	294.7
Total capital expenditures	83.0	83.9	66.3
Total identifiable assets	10,369.6	10,138.8
Operating segments | Precision and Science Technologies
Segment Reporting [Abstract]
Revenues	1,416.9	1,243.3	1,211.2
Segment cost of sales	736.2	648.8	652.4
Segment selling and administrative expenses	264.6	222.5	212.6
Other operating expense, net	(2.7)	(0.8)	(1.3)
Adjusted EBITDA	418.8	372.8	347.5
Restructuring Costs [Abstract]
Total depreciation and amortization expense	177.1	135.4	133.6
Total capital expenditures	21.3	18.5	17.7
Total identifiable assets	5,884.1	3,464.7
Corporate and other
Less items to reconcile Segment Adjusted EBITDA to Income from Continuing Operations Before Income Taxes:
Corporate expenses not allocated to segments	155.5	173.3	126.7
Restructuring Costs [Abstract]
Total depreciation and amortization expense	8.9	9.9	4.5
Total capital expenditures	44.8	3.0	10.6
Total identifiable assets	1,756.1	1,960.0
Assets of discontinued operations
Less items to reconcile Segment Adjusted EBITDA to Income from Continuing Operations Before Income Taxes:
Interest expense	213.2	156.7	103.2
Depreciation and amortization expense	478.0	455.4	429.4
Impairment of other intangible assets	13.9	0.0	0.0
Restructuring and related business transformation costs	32.3	22.9	32.3
Acquisition and other transaction related expenses and non-cash charges	59.8	63.9	40.7
Stock-based compensation	58.8	51.9	85.6
Foreign currency transaction losses (gains), net	3.2	5.1	(5.9)
Loss on extinguishment of debt	3.0	13.5	1.1
Adjustments to LIFO inventories	6.7	12.0	36.1
Cybersecurity incident costs	0.5	2.3	0.0
Loss on asbestos sale	58.8	0.0	0.0
Gain on settlement of post-acquisition contingencies	0.0	0.0	(6.2)
Interest income on cash and cash equivalents	(43.3)	(28.8)	(8.0)
Other adjustments	0.4	0.8	(15.7)
Restructuring Costs [Abstract]
Total restructuring and related business transformation costs	$ 32.3	$ 22.9	$ 32.3