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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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Acquisitions - Summary of Purchase Price Allocation for Major Components of Acquisition (Detail) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021	Jan. 29, 2021
Assets:
Goodwill	$ 97,557	$ 97,187
2021 Acquisitions [Member] \| INVISTA Aromatic Polyester Polyol Business Acquisition [Member] \| Polymers [Member]
Assets:
Property, plant and equipment			$ 54,200
Identifiable intangible assets			46,000
Goodwill			64,800
Total assets acquired			$ 165,000