Goodwill and Other Intangible Assets - Intangible Assets (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Finite-Lived Intangible Assets [Line Items]
Amortization of Intangible Assets	$ 8.0	$ 8.0	$ 8.0
Gross carrying amount	134.8	134.8
Accumulated amortization	76.3	68.9
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
2023	7.0
2024	7.0
2025	7.0
2026	7.0
2027	7.0
Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	61.2	61.2
Accumulated amortization	35.4	32.3
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	24.8	24.8
Accumulated amortization	11.6	10.6
Trademarks [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	48.8	48.8
Accumulated amortization	$ 29.3	$ 26.0

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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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.

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