Fixed Assets, Net - Narrative (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Property, Plant and Equipment
Depreciation expense	$ 9.6	$ 10.2	$ 30.3	$ 28.9
Impairment charges	1.1	1.0	$ 3.1	$ 2.4
Impairment, long-lived asset, held-for-use, statement of income or comprehensive income flag			Depreciation and amortization	Depreciation and amortization
Software, including software development costs
Property, Plant and Equipment
Software development costs capitalized	2.1	3.4	$ 5.2	$ 9.7
Amortization of software development costs	$ 0.9	$ 0.7	$ 2.7	$ 2.0

Additions made to capitalized computer software costs during the period.

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- Definition

Amount of expense for amortization of capitalized computer software costs.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 985
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-Publisher FASB
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- Definition

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

+ References

+ Details

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- Definition

Indicates line item in statement of income or comprehensive income that includes impairment of long-lived asset held for use.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 360
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (b)
-Publisher FASB
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- Definition

The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
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-Subparagraph (b)
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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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