Business combination area of space expected to be acquired.

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- Definition

Business combination capacity of production facility expected to be acquired.

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No definition available.

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- Definition

Payment of value added tax.

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No definition available.

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- Definition

The cash outflow to acquire intangibles and property, plant and equipment.

+ References

No definition available.

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- Definition

Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

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

No definition available.

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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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- Definition

The amount of identifiable intangible assets recognized as of the acquisition date.

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- Definition

Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition.

+ References

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

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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- Definition

The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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Amount of acquisition of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

No definition available.

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Acquisitions - Additional Information (Detail)						12 Months Ended
Acquisitions - Additional Information (Detail)	Dec. 31, 2020 USD ($)	Sep. 17, 2020 USD ($)	Mar. 13, 2020 USD ($)	Dec. 17, 2019 USD ($)	Mar. 26, 2018 USD ($) ft² T	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)
Business Acquisition [Line Items]
Paid from cash on hand						$ 13,519,000	$ 9,000,000	$ 22,852,000
Paid from cash on hand, assets acquired						2,040,000
Goodwill	$ 27,972,000					27,972,000	26,086,000	22,954,000
Surfactants Segment [Member]
Business Acquisition [Line Items]
Goodwill	22,070,000					$ 22,070,000	$ 20,197,000	$ 17,054,000
Clariant (Mexico) [Member] \| Surfactants Segment [Member] \| 2020 Acquisitions [Member]
Business Acquisition [Line Items]
Purchase price		$ 14,000,000
Paid from cash on hand	13,519,000
Payment of VAT	$ 308,000
Goodwill		4,225,000
Clariant (Mexico) [Member] \| Surfactants Segment [Member] \| 2020 Acquisitions [Member] \| Trademarks and Know-how [Member]
Business Acquisition [Line Items]
Intangible assets identified related to acquisition		$ 1,300,000
Logos Technologies Asset Acquisition [Member] \| Surfactants Segment [Member] \| 2020 Acquisitions [Member]
Business Acquisition [Line Items]
Paid from cash on hand, assets acquired			$ 2,040,000
Logos Technologies Asset Acquisition [Member] \| Surfactants Segment [Member] \| 2020 Acquisitions [Member] \| Laboratory Equipment [Member]
Business Acquisition [Line Items]
Equipment acquired			184,000
Logos Technologies Asset Acquisition [Member] \| Surfactants Segment [Member] \| 2020 Acquisitions [Member] \| Trademarks and Know-how [Member]
Business Acquisition [Line Items]
Intangible assets acquired			1,392,000
Logos Technologies Asset Acquisition [Member] \| Surfactants Segment [Member] \| 2020 Acquisitions [Member] \| Patents [Member]
Business Acquisition [Line Items]
Intangible assets acquired			$ 464,000
Oilfield Demulsifier Product Line [Member] \| Surfactants Segment [Member] \| 2019 Acquisition [Member]
Business Acquisition [Line Items]
Paid from cash on hand				$ 9,000,000
Goodwill				$ 3,161,000
Weighted average amortization periods of identifiable intangibles assets				20 years
Oilfield Demulsifier Product Line [Member] \| Surfactants Segment [Member] \| 2019 Acquisition [Member] \| Product Know-how [Member]
Business Acquisition [Line Items]
Intangible assets identified related to acquisition				$ 3,300,000
Oilfield Demulsifier Product Line [Member] \| Surfactants Segment [Member] \| 2019 Acquisition [Member] \| Customer Relationships [Member]
Business Acquisition [Line Items]
Intangible assets identified related to acquisition				$ 1,900,000
BASF Mexicana, S.A. DE C.V. [Member] \| Surfactants Segment [Member] \| 2018 Acquisition [Member] \| Ecatepec, Mexico [Member]
Business Acquisition [Line Items]
Paid from cash on hand					$ 22,852,000
Intangible assets identified related to acquisition					$ 0
Capacity of production facility expected to be acquired \| T					50,000
Warehouse space, laboratory and office space currently expected to be acquired \| ft²					124,000