Fair Value Measurements - Financial Instruments Measured on a Recurring Basis (Details) - Contingent consideration - Recurring - USD ($) $ in Thousands		9 Months Ended
	Jan. 01, 2016	Sep. 30, 2017	Dec. 31, 2016
Financial instruments measured at fair value on a recurring basis
Total		$ 70,312	$ 153,864
Stock appreciation rights
Financial instruments measured at fair value on a recurring basis
Total		57	22
Phantom shares
Financial instruments measured at fair value on a recurring basis
Total		32	4
Level 1
Financial instruments measured at fair value on a recurring basis
Total		0	0
Level 1 | Stock appreciation rights
Financial instruments measured at fair value on a recurring basis
Total		0	0
Level 1 | Phantom shares
Financial instruments measured at fair value on a recurring basis
Total		0	0
Level 2
Financial instruments measured at fair value on a recurring basis
Total		0	1,080
Level 2 | Stock appreciation rights
Financial instruments measured at fair value on a recurring basis
Total		0	0
Level 2 | Phantom shares
Financial instruments measured at fair value on a recurring basis
Total		0	0
Level 3
Financial instruments measured at fair value on a recurring basis
Total		70,312	152,784
Level 3 | Stock appreciation rights
Financial instruments measured at fair value on a recurring basis
Total		57	22
Level 3 | Phantom shares
Financial instruments measured at fair value on a recurring basis
Total		32	4
AgroFresh Inc. | Warrant consideration
Financial instruments measured at fair value on a recurring basis
Total			1,080
AgroFresh Inc. | Tax amortization benefit contingency
Financial instruments measured at fair value on a recurring basis
Total		69,599	150,260
AgroFresh Inc. | Deferred acquisition payment
Financial instruments measured at fair value on a recurring basis
Total		624	2,498
AgroFresh Inc. | Level 1 | Warrant consideration
Financial instruments measured at fair value on a recurring basis
Total			0
AgroFresh Inc. | Level 1 | Tax amortization benefit contingency
Financial instruments measured at fair value on a recurring basis
Total		0	0
AgroFresh Inc. | Level 1 | Deferred acquisition payment
Financial instruments measured at fair value on a recurring basis
Total		0	0
AgroFresh Inc. | Level 2 | Warrant consideration
Financial instruments measured at fair value on a recurring basis
Total			1,080
AgroFresh Inc. | Level 2 | Tax amortization benefit contingency
Financial instruments measured at fair value on a recurring basis
Total		0	0
AgroFresh Inc. | Level 2 | Deferred acquisition payment
Financial instruments measured at fair value on a recurring basis
Total		0	0
AgroFresh Inc. | Level 3 | Warrant consideration
Financial instruments measured at fair value on a recurring basis
Total			0
AgroFresh Inc. | Level 3 | Tax amortization benefit contingency
Financial instruments measured at fair value on a recurring basis
Total		$ 69,599	150,260
Tax effect rate		37.00%
AgroFresh Inc. | Level 3 | Deferred acquisition payment
Financial instruments measured at fair value on a recurring basis
Total		$ 624	$ 2,498
Period over which earnout is measured	2 years