Discontinued Operations - Summary Of Financial Information That Has Been Segregated From Continuing Operations (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations
Net income from discontinued operations	$ 0	$ 117	$ 0	$ 44,583
Consumer and Industrial Chemistry Technologies \| Discontinued Operations, Held-for-sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations
Revenue	0	0	0	11,031
Operating expenses	0	0	0	(11,572)
Research and development	0	0	0	(69)
Loss from operations	0	0	0	(610)
Other income	0	0	0	35
Gain on sale of business	0	148	0	67,842
Income before income taxes	0	148	0	67,267
Income tax expense	0	(31)	0	(22,684)
Net income from discontinued operations	$ 0	$ 117	$ 0	$ 44,583

Disposal Group, Including Discontinued Operation, Other Income (Expense)

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Disposal Group, Including Discontinued Operation, Research and Development

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Amount after tax of gain (loss) not previously recognized resulting from the disposal of a discontinued operation.

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Amount before tax of income (loss) from a discontinued operation. Includes, but is not limited to, the income (loss) from operations during the phase-out period, gain (loss) on disposal, gain (loss) for reversal of write-down (write-down) to fair value, less cost to sell, and adjustments to a prior period gain (loss) on disposal.

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Amount of tax expense (benefit) on gain (loss) not previously recognized resulting from the disposal of a discontinued operation.

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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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