Goodwill and Intangible Assets - Components of Intangible Assets (Details) - USD ($) $ in Millions		Dec. 31, 2023	Dec. 31, 2022
Finite Lived Intangible Assets [Line Items]
Weighted Average Remaining Useful Life (in Years)		7 years 3 months 18 days	8 years 1 month 6 days
Gross Carrying Amount		$ 591.7	$ 591.7
Accumulated Amortization		$ 362.1	$ 323.8
Customer Relationships
Finite Lived Intangible Assets [Line Items]
Weighted Average Remaining Useful Life (in Years)	[1]	7 years 4 months 24 days	8 years 2 months 12 days
Gross Carrying Amount	[1]	$ 546.0	$ 546.0
Accumulated Amortization	[1]	$ 326.9	$ 290.9
Trademarks and Trade Names
Finite Lived Intangible Assets [Line Items]
Weighted Average Remaining Useful Life (in Years)	[1]	6 years 6 months	7 years 2 months 12 days
Gross Carrying Amount	[1]	$ 41.3	$ 41.3
Accumulated Amortization	[1]	$ 30.9	$ 28.6
Other Intangible Assets
Finite Lived Intangible Assets [Line Items]
Weighted Average Remaining Useful Life (in Years)		2 years 10 months 24 days	3 years 4 months 24 days
Gross Carrying Amount		$ 4.4	$ 4.4
Accumulated Amortization		$ 4.3	$ 4.3

[1] During 2022, the Company made a $1.4 million net adjustment based on the final valuation received for the intangible assets associated with the December 2021 acquisition of Advance Packaging. This adjustment resulted in a revision to the original allocations for customer relationships and trade names. As of December 31, 2022, the revised allocations for customer relationships and trade names were $42.2 million and $6.5 million, respectively.