Operational Improvement Plan (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2021	Dec. 31, 2020
Restructuring Costs [Abstract]
Operational Improvement Plan costs			$ 3,339
Accrued liabilities		$ 800	2,200
Selling & Administrative Expenses [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs		(1,895)	3,304
Cost of Products Sold [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs			35
Employee Separation Costs [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs			2,690
Employee Separation Costs [Member] | Selling & Administrative Expenses [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs		(482)	2,690
Employee Separation Costs [Member] | Cost of Products Sold [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs			0
Other Income [Member] | Selling & Administrative Expenses [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs	[1]	(3,624)
Other Costs [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs	[2]		649
Other Costs [Member] | Selling & Administrative Expenses [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs	[2]	2,211	614
Other Costs [Member] | Cost of Products Sold [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs	[2]		35
Flavors & Extracts [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs			352
Flavors & Extracts [Member] | Selling & Administrative Expenses [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs		(123)
Flavors & Extracts [Member] | Employee Separation Costs [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs			352
Flavors & Extracts [Member] | Employee Separation Costs [Member] | Selling & Administrative Expenses [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs		(123)
Flavors & Extracts [Member] | Other Income [Member] | Selling & Administrative Expenses [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs	[1]	0
Flavors & Extracts [Member] | Other Costs [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs	[2]		0
Flavors & Extracts [Member] | Other Costs [Member] | Selling & Administrative Expenses [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs	[2]	0
Color [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs			2,389
Color [Member] | Selling & Administrative Expenses [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs		(1,425)
Color [Member] | Employee Separation Costs [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs			1,749
Color [Member] | Employee Separation Costs [Member] | Selling & Administrative Expenses [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs		(8)
Color [Member] | Other Income [Member] | Selling & Administrative Expenses [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs	[1]	(3,624)
Color [Member] | Other Costs [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs	[2]		640
Color [Member] | Other Costs [Member] | Selling & Administrative Expenses [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs	[2]	2,207
Asia Pacific [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs			598
Asia Pacific [Member] | Selling & Administrative Expenses [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs		(347)
Asia Pacific [Member] | Employee Separation Costs [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs			589
Asia Pacific [Member] | Employee Separation Costs [Member] | Selling & Administrative Expenses [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs		(351)
Asia Pacific [Member] | Other Income [Member] | Selling & Administrative Expenses [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs	[1]	0
Asia Pacific [Member] | Other Costs [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs	[2]		$ 9
Asia Pacific [Member] | Other Costs [Member] | Selling & Administrative Expenses [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs	[2]	$ 4

[1] Other income includes cash received for the early termination of a lease less associated expenses.

[2] Other costs include professional services, accelerated depreciation, and other related costs.