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Litigation and Environmental - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified | 1 Months Ended |  |  |  |  |  | 12 Months Ended | 1 Months Ended |  | 1 Months Ended | 12 Months Ended | 1 Months Ended | 12 Months Ended | 1 Months Ended | 12 Months Ended |  | 12 Months Ended
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Sep. 30, 2012 Claimant | Oct. 05, 2009 | Dec. 31, 2012 | Dec. 31, 2011 | Mar. 31, 2011 | Dec. 31, 2012 PCNB | Mar. 31, 2011 Minimum | Mar. 31, 2011 Maximum | Dec. 31, 2012 Louisiana Case | Dec. 31, 2012 Louisiana Superior Court Case | Jun. 01, 2011 Louisiana Federal Case | Nov. 30, 1999 Louisiana State Person Case | Dec. 01, 2006 Nicaraguan Plaintiff | Aug. 31, 2005 Nicaraguan Plaintiff | Oct. 20, 2009 Nicaraguan | Nov. 30, 1999 Ecuador Louisiana State Person | Nov. 30, 1999 Costa Rica Louisiana State Person | Nov. 30, 1999 Guatemala Louisiana State Person | Dec. 31, 2012 HendlerLaw, P.C. Plaintiff | Dec. 31, 2012 HendlerLaw, P.C. Louisiana Case | Dec. 31, 2012 HendlerLaw, P.C. Delaware Cases Case | Dec. 31, 2012 HendlerLaw, P.C. Delaware Cases Superior Court Case | Aug. 21, 2012 HendlerLaw, P.C. Delaware Cases US State District Court Case | Dec. 31, 2012 HendlerLaw, P.C. Delaware Cases US State District Court Case | Oct. 31, 1997 Former Banana Workers Plaintiff Country | Dec. 31, 2005 Former Banana Workers Nicaraguan Case Person | May 31, 2005 Former Banana Workers Nicaraguan Person Case | Dec. 31, 2012 Former Banana Workers Nicaraguan Case Plaintiff | Dec. 31, 2012 Former Banana Workers Nicaraguan Public Law Case | Dec. 31, 2012 Former Banana Workers Nicaraguan Special Law Case | Dec. 31, 2012 Former Banana Workers Nicaraguan Compensatory Damages | Dec. 31, 2012 Former Banana Workers Nicaraguan Punitive Damages | Dec. 31, 2012 Former Banana Workers Nicaraguan Nicaragua Domestic Suits Case | Dec. 31, 2012 Former Banana Workers Nicaraguan All Other Suits Case | Dec. 31, 2012 Former Banana Workers HendlerLaw, P.C. Delaware Cases Person Case | Dec. 31, 2012 Former Banana Workers HendlerLaw, P.C. Delaware Cases US State District Court Person
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Inventories |  |  | $ 87,951 | $ 71,068 |  | $ 19,974 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of lawsuits |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 6 | 2 | 100 |  |  |  |  | 3 | 2 |  |
Lawsuits Filed In Country |  |  |  |  |  |  |  |  |  |  | 7 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 15 |  |  |  |  |  |  |  |
Lawsuits pending amount |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 97,000 |  |  |  |  |  |  |  |
Number of dismissed complaints |  |  |  |  |  |  |  |  | 6 | 3 |  |  |  |  |  |  |  |  | 22 | 7 |  |  | 6 |  |  |  |  |  |  |  |  |  |  |  |  |
Number of Lawsuits Filed |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 9 | 1 |  | 8 |  |  |  |  |  |  |  |  |  |  |  |
Number of labor cases pending |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 |
Number of claimants |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,700 | 235
Legal Proceedings Number Of Personal Injuries |  |  |  |  |  |  |  |  |  |  |  | 314 |  |  |  | 167 | 102 | 45 |  |  | 2 |  |  | 6 |  |  |  |  |  |  |  |  |  |  |  |
Number of Claimants Involved in Case | 14 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of Claimants Not Involved in Case | 8 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of claimants |  |  |  |  |  |  |  |  |  |  |  |  | 1,200 | 150 |  |  |  |  |  |  |  |  |  |  | 10 | 30 | 15 | 3,592 |  |  |  |  |  |  |  |
Number Of Countries |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4 |  |  |  |  |  |  |  |  |  |  |
Number of Lawsuits Filed |  |  |  |  |  |  |  |  |  |  |  | 3 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 85 | 2 |  |  |  |  |  |
Value of claims paid |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,000 | 5,000 |  |  |  |
Value of Nicaraguan judgment |  |  |  |  |  |  |  |  |  |  |  |  | 802,000 | 97,000 | 97,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Potential value of fine against AMVAC |  | 200 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amount set up for the loss contingency |  |  |  |  | 150 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Probable contingency Loss |  |  |  |  |  |  | $ 150 | $ 200 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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