Segment Information, Revenue from External Customers by Geographic Markets (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Revenue [Abstract]
Revenue	$ 355,521	$ 359,702
North America [Member]
Revenue [Abstract]
Revenue	196,688	193,338
Europe [Member]
Revenue [Abstract]
Revenue	74,664	81,868
Asia Pacific [Member]
Revenue [Abstract]
Revenue	59,735	57,113
Other [Member]
Revenue [Abstract]
Revenue	24,434	27,383
Flavors & Extracts [Member]
Revenue [Abstract]
Revenue	175,202	194,661
Color [Member]
Revenue [Abstract]
Revenue	143,928	131,201
Asia Pacific [Member]
Revenue [Abstract]
Revenue	36,391	33,840
Reportable Geographical Components [Member] | Flavors & Extracts [Member] | North America [Member]
Revenue [Abstract]
Revenue	126,702	129,643
Reportable Geographical Components [Member] | Flavors & Extracts [Member] | Europe [Member]
Revenue [Abstract]
Revenue	32,605	44,568
Reportable Geographical Components [Member] | Flavors & Extracts [Member] | Asia Pacific [Member]
Revenue [Abstract]
Revenue	9,737	9,717
Reportable Geographical Components [Member] | Flavors & Extracts [Member] | Other [Member]
Revenue [Abstract]
Revenue	6,158	10,733
Reportable Geographical Components [Member] | Color [Member] | North America [Member]
Revenue [Abstract]
Revenue	69,928	63,670
Reportable Geographical Components [Member] | Color [Member] | Europe [Member]
Revenue [Abstract]
Revenue	41,978	37,278
Reportable Geographical Components [Member] | Color [Member] | Asia Pacific [Member]
Revenue [Abstract]
Revenue	16,016	14,838
Reportable Geographical Components [Member] | Color [Member] | Other [Member]
Revenue [Abstract]
Revenue	16,006	15,415
Reportable Geographical Components [Member] | Asia Pacific [Member] | North America [Member]
Revenue [Abstract]
Revenue	58	25
Reportable Geographical Components [Member] | Asia Pacific [Member] | Europe [Member]
Revenue [Abstract]
Revenue	81	22
Reportable Geographical Components [Member] | Asia Pacific [Member] | Asia Pacific [Member]
Revenue [Abstract]
Revenue	33,982	32,558
Reportable Geographical Components [Member] | Asia Pacific [Member] | Other [Member]
Revenue [Abstract]
Revenue	$ 2,270	$ 1,235