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Cash Dividend | 6 Months Ended
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Jun. 30, 2017
Cash Dividends [Abstract] |
Cash Dividend | 6. 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 |
June 8, 2017 |  | June 30, 2017 |  | July 14, 2017 |  | $ | 0.015 |  |  | $ | 437 |
March 7, 2017 |  | March 31, 2017 |  | April 14, 2017 |  | $ | 0.015 |  |  | $ | 435 |
December 18, 2016 |  | December 23, 2016 |  | January 6, 2017 |  | $ | 0.010 |  |  | $ | 289 |

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- Definition Cash dividends. + References No definition available. + Details
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- 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
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Data Type: | nonnum:textBlockItemType
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Period Type: | duration