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Revenue Recognition - Summary of Selective Enterprise Information of Sales Disaggregated By Category and Geographic Region (Detail) - Accounting Standards Update 2014-09 $ in Thousands	3 Months Ended
	Mar. 31, 2018 USD ($)
Net sales
Net sales	$ 104,108
Insecticides
Net sales
Net sales	41,293
Herbicides/Soil Fumigants/Fungicides
Net sales
Net sales	32,185
Other, Including Plant Growth Regulators and Distribution
Net sales
Net sales	17,840
Crop
Net sales
Net sales	91,318
Non Crop Including Distribution
Net sales
Net sales	12,790
US
Net sales
Net sales	69,815
International
Net sales
Net sales	34,293
Goods Transferred At A Point In Time [Member]
Net sales
Net sales	103,705
Goods And Services Transferred Over Time [Member]
Net sales
Net sales	403
Balances without adoption of Topic 606
Net sales
Net sales	104,132
Balances without adoption of Topic 606 | Insecticides
Net sales
Net sales	41,317
Balances without adoption of Topic 606 | Herbicides/Soil Fumigants/Fungicides
Net sales
Net sales	32,185
Balances without adoption of Topic 606 | Other, Including Plant Growth Regulators and Distribution
Net sales
Net sales	17,840
Balances without adoption of Topic 606 | Crop
Net sales
Net sales	91,342
Balances without adoption of Topic 606 | Non Crop Including Distribution
Net sales
Net sales	12,790
Balances without adoption of Topic 606 | US
Net sales
Net sales	69,839
Balances without adoption of Topic 606 | International
Net sales
Net sales	34,293
Balances without adoption of Topic 606 | Goods Transferred At A Point In Time [Member]
Net sales
Net sales	$ 104,132

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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