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Revenue Recognition - Summary of Selective Enterprise Information of Sales Disaggregated By Category and Geographic Region (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Disaggregation Of Revenue [Line Items]
Net sales	$ 117,439	$ 124,884	$ 317,956	$ 337,664
US
Disaggregation Of Revenue [Line Items]
Net sales	66,612	74,067	186,511	200,136
US | Crop
Disaggregation Of Revenue [Line Items]
Net sales	48,361	55,072	148,630	158,068
US | Non-Crop
Disaggregation Of Revenue [Line Items]
Net sales	18,251	18,995	37,881	42,068
International
Disaggregation Of Revenue [Line Items]
Net sales	50,827	50,817	131,445	137,528
Goods and Services Transferred at a Point in Time
Disaggregation Of Revenue [Line Items]
Net sales	116,333		315,954
Goods and Services Transferred Over Time
Disaggregation Of Revenue [Line Items]
Net sales	$ 1,106		$ 2,002
Balances without adoption of ASC 606
Disaggregation Of Revenue [Line Items]
Net sales		124,884		337,664
Balances without adoption of ASC 606 | US
Disaggregation Of Revenue [Line Items]
Net sales		74,067		200,136
Balances without adoption of ASC 606 | US | Crop
Disaggregation Of Revenue [Line Items]
Net sales		55,072		158,068
Balances without adoption of ASC 606 | US | Non-Crop
Disaggregation Of Revenue [Line Items]
Net sales		18,995		42,068
Balances without adoption of ASC 606 | International
Disaggregation Of Revenue [Line Items]
Net sales		50,817		137,528
Balances without adoption of ASC 606 | Goods and Services Transferred at a Point in Time
Disaggregation Of Revenue [Line Items]
Net sales		$ 124,884		337,285
Balances without adoption of ASC 606 | Goods and Services Transferred Over Time
Disaggregation Of Revenue [Line Items]
Net sales				$ 379

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