Acquisitions (Details) $ in Millions	12 Months Ended
Dec. 31, 2021 USD ($) business	Dec. 31, 2020 USD ($) business	Dec. 31, 2019 USD ($) business
Business Acquisition [Line Items]
Number of businesses acquired \| business	3	4	2
Aggregate purchase price	$ 221.3	$ 186.0	$ 113.0
Business Combination, Contingent Consideration, Liability, Noncurrent	15.1	5.0
Maximum [Member]
Business Acquisition [Line Items]
Business Combination, Contingent Consideration, Liability, Noncurrent	15.0	19.0	0.0
Other Acquisitions
Business Acquisition [Line Items]
Business Combination, Contingent Consideration, Liability, Noncurrent		$ 8.1	$ 0.0
2021 Acquisitions
Business Acquisition [Line Items]
Business Combination, Contingent Consideration, Liability, Noncurrent	$ 7.0

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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

+ References

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Amount of liability recognized arising from contingent consideration in a business combination, expected to be settled beyond one year or the normal operating cycle, if longer.

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The number of businesses acquired by the entity during the period.

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