Operational Improvement Plan (Details) - Selling & Administrative Expenses [Member] - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Restructuring Costs [Abstract]
Operational Improvement Plan costs		$ 0	$ 0	$ (1,895)
Employee Separation Costs [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs				(482)
Other Income [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs	[1]			(3,624)
Other Costs [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs	[2]			2,211
Flavors & Extracts [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs				(123)
Flavors & Extracts [Member] | Employee Separation Costs [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs				(123)
Flavors & Extracts [Member] | Other Income [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
Color [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs				(1,425)
Color [Member] | Employee Separation Costs [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs				(8)
Color [Member] | Other Income [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs	[1]			(3,624)
Color [Member] | Other Costs [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs	[2]			2,207
Asia Pacific [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs				(347)
Asia Pacific [Member] | Employee Separation Costs [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs				(351)
Asia Pacific [Member] | Other Income [Member]
Restructuring Costs [Abstract]
Operational Improvement Plan costs	[1]			0
Asia Pacific [Member] | Other Costs [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.