Acquisitions - Schedule of Business Acquisitions by Acquisition, Consideration (Details) - USD ($) $ in Millions	Jun. 30, 2024	Dec. 31, 2023
Business Acquisition [Line Items]
Goodwill	$ 8,217.1	$ 6,609.7
Acquisitions In 2024
Business Acquisition [Line Items]
Accounts receivable	78.2
Inventories	124.9
Other current assets	52.1
Property, plant and equipment	99.2
Goodwill	1,664.0
Other intangible assets	1,064.4
Other assets	22.0
Total current liabilities	(66.7)
Deferred tax liabilities	(200.1)
Other noncurrent liabilities	(26.6)
Total consideration	2,811.4
ILC Dover
Business Acquisition [Line Items]
Accounts receivable	41.7
Inventories	86.1
Other current assets	48.8
Property, plant and equipment	78.3
Goodwill	1,417.0
Other intangible assets	947.7
Other assets	16.3
Total current liabilities	(32.8)
Deferred tax liabilities	(174.4)
Other noncurrent liabilities	(18.5)
Total consideration	2,410.2
Friulair
Business Acquisition [Line Items]
Accounts receivable	14.2
Inventories	13.2
Other current assets	0.5
Property, plant and equipment	7.2
Goodwill	67.1
Other intangible assets	84.5
Other assets	0.0
Total current liabilities	(11.0)
Deferred tax liabilities	(24.2)
Other noncurrent liabilities	(2.8)
Total consideration	148.7
All Others
Business Acquisition [Line Items]
Accounts receivable	22.3	11.7
Inventories	25.6	21.0
Other current assets	2.8	6.2
Property, plant and equipment	13.7	5.0
Goodwill	179.9	126.7
Other intangible assets	32.2	25.4
Other assets	5.7	0.4
Total current liabilities	(22.9)	(19.5)
Deferred tax liabilities	(1.5)	(3.9)
Other noncurrent liabilities	(5.3)	(4.5)
Total consideration	$ 252.5	168.5
Acquisitions In 2023
Business Acquisition [Line Items]
Accounts receivable		52.3
Inventories		99.1
Other current assets		11.2
Property, plant and equipment		65.4
Goodwill		512.2
Other intangible assets		380.9
Other assets		11.1
Total current liabilities		(82.3)
Deferred tax liabilities		(58.7)
Other noncurrent liabilities		(13.7)
Total consideration		977.5
Air Treatment
Business Acquisition [Line Items]
Accounts receivable		26.1
Inventories		43.9
Other current assets		2.1
Property, plant and equipment		18.4
Goodwill		279.9
Other intangible assets		238.6
Other assets		7.6
Total current liabilities		(35.9)
Deferred tax liabilities		(54.8)
Other noncurrent liabilities		(6.9)
Total consideration		519.0
Roots
Business Acquisition [Line Items]
Accounts receivable		14.5
Inventories		34.2
Other current assets		2.9
Property, plant and equipment		42.0
Goodwill		105.6
Other intangible assets		116.9
Other assets		3.1
Total current liabilities		(26.9)
Deferred tax liabilities		0.0
Other noncurrent liabilities		(2.3)
Total consideration		$ 290.0