Contingent Consideration (Details) (Ostergrens, USD $)	3 Months Ended	12 Months Ended
Mar. 31, 2012	Mar. 31, 2011	Dec. 31, 2011
Ostergrens
Contingent consideration
Contingent consideration paid	$ 1,350,000	$ 332,000
Contingent consideration accrued			$ 1,313,000

Represents the amount of contingent consideration accrued in conjunction with the acquisition of the acquired entity.

No definition available.

Name:	amot_BusinessAcquisitionContingentConsiderationAmountAccrued
Namespace Prefix:	amot_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration