Subsequent Events	3 Months Ended
Mar. 31, 2019
Subsequent Events [Abstract]
Subsequent Events	23. Subsequent Event – On April 1, 2020, the Company entered into a Subscription Agreement pursuant to which it purchased 6.25 million shares, an ownership of approximately 8%, of common stock of Clean Seed Capital Group Ltd. (TSX Venture Exchange: “CSX”) for $2,500. As of the same date, AMVAC entered into a License Agreement with Clean Seed Agricultural Technologies Ltd., pursuant to which the latter granted the Company a worldwide, royalty-bearing, non-exclusive license to a suite of patents relating to a system for variable-ratio blending of multiple agricultural products, including an up-front royalty payment of $2,500 and an ongoing royalty based upon net sales of SIMPAS systems commencing January 1, 2021. Clean Seed develops, markets and sells planters featuring row-by-row variable rate technology that utilizes sophisticated electronic metering and intuitive software control.

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-URI http://asc.fasb.org/topic&trid=2122774

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