Acquisitions - Schedule of intangible assets acquired (Details) - Frutarom $ in Thousands	9 Months Ended
	Sep. 30, 2019 USD ($)
Business Acquisition [Line Items]
Estimated Amounts	$ 2,668,300
Product formula
Business Acquisition [Line Items]
Estimated Amounts	$ 290,000
Estimated Useful Life	10 years
Customer relationships
Business Acquisition [Line Items]
Estimated Amounts	$ 2,230,000
Trade names
Business Acquisition [Line Items]
Estimated Amounts	$ 140,000
Estimated Useful Life	23 years
Favorable/Unfavorable Leases, net
Business Acquisition [Line Items]
Estimated Amounts	$ 8,300
Minimum | Customer relationships
Business Acquisition [Line Items]
Estimated Useful Life	18 years
Minimum | Favorable/Unfavorable Leases, net
Business Acquisition [Line Items]
Estimated Useful Life	5 years
Maximum | Customer relationships
Business Acquisition [Line Items]
Estimated Useful Life	23 years
Maximum | Favorable/Unfavorable Leases, net
Business Acquisition [Line Items]
Estimated Useful Life	15 years