XML 38 R61.htm IDEA: XBRL DOCUMENT v2.4.1.9

Summary of Worldwide Export Sales (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Segment Reporting Information [Line Items]
Worldwide Export Sales	$ 73,706avd_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributableToForeignCountries	$ 69,772avd_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributableToForeignCountries	$ 69,909avd_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributableToForeignCountries
Mexico
Segment Reporting Information [Line Items]
Worldwide Export Sales	14,601avd_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributableToForeignCountries / us-gaap_StatementGeographicalAxis = country_MX	15,661avd_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributableToForeignCountries / us-gaap_StatementGeographicalAxis = country_MX	17,980avd_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributableToForeignCountries / us-gaap_StatementGeographicalAxis = country_MX
Central & South America
Segment Reporting Information [Line Items]
Worldwide Export Sales	16,585avd_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributableToForeignCountries / us-gaap_StatementGeographicalAxis = avd_CentralAndSouthAmericaMember	15,491avd_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributableToForeignCountries / us-gaap_StatementGeographicalAxis = avd_CentralAndSouthAmericaMember	16,374avd_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributableToForeignCountries / us-gaap_StatementGeographicalAxis = avd_CentralAndSouthAmericaMember
Europe
Segment Reporting Information [Line Items]
Worldwide Export Sales	13,249avd_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributableToForeignCountries / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember	12,942avd_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributableToForeignCountries / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember	9,744avd_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributableToForeignCountries / us-gaap_StatementGeographicalAxis = us-gaap_EuropeMember
Asia
Segment Reporting Information [Line Items]
Worldwide Export Sales	7,683avd_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributableToForeignCountries / us-gaap_StatementGeographicalAxis = us-gaap_AsiaMember	8,129avd_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributableToForeignCountries / us-gaap_StatementGeographicalAxis = us-gaap_AsiaMember	7,308avd_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributableToForeignCountries / us-gaap_StatementGeographicalAxis = us-gaap_AsiaMember
Africa
Segment Reporting Information [Line Items]
Worldwide Export Sales	9,310avd_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributableToForeignCountries / us-gaap_StatementGeographicalAxis = us-gaap_AfricaMember	8,322avd_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributableToForeignCountries / us-gaap_StatementGeographicalAxis = us-gaap_AfricaMember	7,229avd_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributableToForeignCountries / us-gaap_StatementGeographicalAxis = us-gaap_AfricaMember
Australia
Segment Reporting Information [Line Items]
Worldwide Export Sales	4,202avd_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributableToForeignCountries / us-gaap_StatementGeographicalAxis = country_AU	2,692avd_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributableToForeignCountries / us-gaap_StatementGeographicalAxis = country_AU	4,444avd_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributableToForeignCountries / us-gaap_StatementGeographicalAxis = country_AU
Canada
Segment Reporting Information [Line Items]
Worldwide Export Sales	4,910avd_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributableToForeignCountries / us-gaap_StatementGeographicalAxis = country_CA	3,976avd_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributableToForeignCountries / us-gaap_StatementGeographicalAxis = country_CA	4,320avd_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributableToForeignCountries / us-gaap_StatementGeographicalAxis = country_CA
Middle East
Segment Reporting Information [Line Items]
Worldwide Export Sales	3,166avd_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributableToForeignCountries / us-gaap_StatementGeographicalAxis = us-gaap_MiddleEastMember	2,500avd_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributableToForeignCountries / us-gaap_StatementGeographicalAxis = us-gaap_MiddleEastMember	2,495avd_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributableToForeignCountries / us-gaap_StatementGeographicalAxis = us-gaap_MiddleEastMember
Other
Segment Reporting Information [Line Items]
Worldwide Export Sales		$ 59avd_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributableToForeignCountries / us-gaap_StatementGeographicalAxis = avd_OtherCountriesMember	$ 15avd_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributableToForeignCountries / us-gaap_StatementGeographicalAxis = avd_OtherCountriesMember

X

- Definition

Entity Wide Disclosure On Geographic Areas Revenue From External Customers Attributable To Foreign Countries

+ References

No definition available.

+ Details

Name:	avd_EntityWideDisclosureOnGeographicAreasRevenueFromExternalCustomersAttributableToForeignCountries
Namespace Prefix:	avd_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Details

Name:	us-gaap_SegmentReportingInformationLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_StatementGeographicalAxis=avd_CentralAndSouthAmericaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementGeographicalAxis=avd_OtherCountriesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementGeographicalAxis=country_AU
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementGeographicalAxis=country_CA
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementGeographicalAxis=country_MX
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementGeographicalAxis=us-gaap_AfricaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementGeographicalAxis=us-gaap_AsiaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementGeographicalAxis=us-gaap_EuropeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementGeographicalAxis=us-gaap_MiddleEastMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: