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Acquisitions - Narrative (Details) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
	Nov. 01, 2017	Mar. 31, 2021	Mar. 31, 2020	Sep. 30, 2021
Business Acquisition [Line Items]
Severance costs		$ 3.5	$ 5.6
DuPont
Business Acquisition [Line Items]
Supply agreement term	5 years
Revenues		$ 25.0	$ 31.0
DuPont | Minimum | Forecast
Business Acquisition [Line Items]
Severance costs				$ 3.0
DuPont | Maximum | Forecast
Business Acquisition [Line Items]
Severance costs				$ 1.0

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- Definition

Business Combination, Supply Agreement, Term

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- Definition

The revenues and gains recognized recorded for each transaction with the acquiree that is recognized separately from the acquisition of assets and assumptions of liabilities in the business combination.

+ References

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-SubTopic 10
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Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.

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