XML 26 R16.htm IDEA: XBRL DOCUMENT
v3.20.1

Cash Dividend | 3 Months Ended
--- | ---
Mar. 31, 2020
Cash Dividends [Abstract] |
Cash Dividend | 8. The Company has declared and paid the following cash dividends in the periods covered by this Form 10-Q:
Declaration Date |  | Record Date |  | Distribution Date |  | Dividend Per Share |  |  | Total Paid |
March 9, 2020 |  | March 26, 2020 |  | April 16, 2020 |  | $ | 0.020 |  |  | $ | 586 |
December 9, 2019 |  | December 26, 2019 |  | January 9, 2020 |  | $ | 0.020 |  |  | $ | 582 |

X
- Definition Cash dividends. + References No definition available. + Details
Name: | avd_CashDividendsAbstract
Namespace Prefix: | avd_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Information related to cash dividends declared during the reporting period and paid on the indicated date. + References No definition available. + Details
Name: | avd_CashDividendsTextBlock
Namespace Prefix: | avd_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration