XML 19 R70.htm IDEA: XBRL DOCUMENT v2.4.0.6

3. Inventory (Details Narrative) (USD $)	Dec. 31, 2012	Dec. 31, 2011
Inventory Details Narrative
Lower of cost of market reserve	$ 104,894	$ 223,069

X

- Details

Name:	AMTX_InventoryDetailsNarrativeAbstract
Namespace Prefix:	AMTX_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Total cost of goods sold

+ References

No definition available.

+ Details

Name:	AMTX_LowerOfCostOfMarketReserve
Namespace Prefix:	AMTX_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant