Segment Information, Revenue from External Customers by Geographic Markets (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Revenue [Abstract]
Revenue	$ 403,525	$ 374,313	$ 788,195	$ 743,319
North America [Member]
Revenue [Abstract]
Revenue	239,267	214,751	461,339	425,158
Europe [Member]
Revenue [Abstract]
Revenue	77,949	76,288	156,314	148,570
Asia Pacific [Member]
Revenue [Abstract]
Revenue	57,768	57,992	117,578	120,537
Other [Member]
Revenue [Abstract]
Revenue	28,541	25,282	52,964	49,054
Flavors & Extracts [Member]
Revenue [Abstract]
Revenue	202,020	181,752	390,042	353,724
Color [Member]
Revenue [Abstract]
Revenue	162,925	156,532	319,289	313,481
Asia Pacific [Member]
Revenue [Abstract]
Revenue	38,580	36,029	78,864	76,114
Reportable Geographical Components [Member] | Flavors & Extracts [Member] | North America [Member]
Revenue [Abstract]
Revenue	156,650	137,135	303,602	269,103
Reportable Geographical Components [Member] | Flavors & Extracts [Member] | Europe [Member]
Revenue [Abstract]
Revenue	32,064	31,867	64,221	60,794
Reportable Geographical Components [Member] | Flavors & Extracts [Member] | Asia Pacific [Member]
Revenue [Abstract]
Revenue	5,103	6,290	8,809	11,491
Reportable Geographical Components [Member] | Flavors & Extracts [Member] | Other [Member]
Revenue [Abstract]
Revenue	8,203	6,460	13,410	12,336
Reportable Geographical Components [Member] | Color [Member] | North America [Member]
Revenue [Abstract]
Revenue	82,535	77,554	157,655	155,931
Reportable Geographical Components [Member] | Color [Member] | Europe [Member]
Revenue [Abstract]
Revenue	45,825	44,397	91,987	87,649
Reportable Geographical Components [Member] | Color [Member] | Asia Pacific [Member]
Revenue [Abstract]
Revenue	15,648	16,308	33,067	34,457
Reportable Geographical Components [Member] | Color [Member] | Other [Member]
Revenue [Abstract]
Revenue	18,917	18,273	36,580	35,444
Reportable Geographical Components [Member] | Asia Pacific [Member] | North America [Member]
Revenue [Abstract]
Revenue	82	62	82	124
Reportable Geographical Components [Member] | Asia Pacific [Member] | Europe [Member]
Revenue [Abstract]
Revenue	60	24	106	127
Reportable Geographical Components [Member] | Asia Pacific [Member] | Asia Pacific [Member]
Revenue [Abstract]
Revenue	37,017	35,394	75,702	74,589
Reportable Geographical Components [Member] | Asia Pacific [Member] | Other [Member]
Revenue [Abstract]
Revenue	$ 1,421	$ 549	$ 2,974	$ 1,274