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Operational Improvement Plan (Details) $ in Thousands | 12 Months Ended
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Dec. 31, 2020 USD ($)
Restructuring Costs [Abstract] |  |
Operational Improvement Plan costs | $ 3,339 |
Accrued liabilities | 2,200 |
Minimum [Member] |  |
Restructuring Costs [Abstract] |  |
Expected operational improvement cost | 5,000 |
Maximum [Member] |  |
Restructuring Costs [Abstract] |  |
Expected operational improvement cost | 7,000 |
Selling & Administrative Expenses [Member] |  |
Restructuring Costs [Abstract] |  |
Operational Improvement Plan costs | 3,304 |
Cost of Products Sold [Member] |  |
Restructuring Costs [Abstract] |  |
Operational Improvement Plan costs | 35 |
Employee Separation [Member] |  |
Restructuring Costs [Abstract] |  |
Operational Improvement Plan costs | 2,690 |
Employee Separation [Member] | Selling & Administrative Expenses [Member] |  |
Restructuring Costs [Abstract] |  |
Operational Improvement Plan costs | 2,690 |
Employee Separation [Member] | Cost of Products Sold [Member] |  |
Restructuring Costs [Abstract] |  |
Operational Improvement Plan costs | 0 |
Other Costs [Member] |  |
Restructuring Costs [Abstract] |  |
Operational Improvement Plan costs | 649 | [1]
Other Costs [Member] | Selling & Administrative Expenses [Member] |  |
Restructuring Costs [Abstract] |  |
Operational Improvement Plan costs | 614 | [1]
Other Costs [Member] | Cost of Products Sold [Member] |  |
Restructuring Costs [Abstract] |  |
Operational Improvement Plan costs | 35 | [1]
Flavors & Extracts [Member] |  |
Restructuring Costs [Abstract] |  |
Operational Improvement Plan costs | 352 |
Flavors & Extracts [Member] | Employee Separation [Member] |  |
Restructuring Costs [Abstract] |  |
Operational Improvement Plan costs | 352 |
Flavors & Extracts [Member] | Other Costs [Member] |  |
Restructuring Costs [Abstract] |  |
Operational Improvement Plan costs | 0 | [1]
Color [Member] |  |
Restructuring Costs [Abstract] |  |
Operational Improvement Plan costs | 2,389 |
Color [Member] | Employee Separation [Member] |  |
Restructuring Costs [Abstract] |  |
Operational Improvement Plan costs | 1,749 |
Color [Member] | Other Costs [Member] |  |
Restructuring Costs [Abstract] |  |
Operational Improvement Plan costs | 640 | [1]
Asia Pacific [Member] |  |
Restructuring Costs [Abstract] |  |
Operational Improvement Plan costs | 598 |
Asia Pacific [Member] | Employee Separation [Member] |  |
Restructuring Costs [Abstract] |  |
Operational Improvement Plan costs | 589 |
Asia Pacific [Member] | Other Costs [Member] |  |
Restructuring Costs [Abstract] |  |
Operational Improvement Plan costs | $ 9 | [1]
[1] | Other costs include professional services, accelerated depreciation, and other related costs.

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