v2.4.0.8

Summary of Significant Accounting Prinicples (Details Textual 2)	Mar. 31, 2013 acre sqft Dealer
Summary of Significant Accounting Principles [Abstract]
Number of dealers	440
Area of facilities covered (in sq ft)	250,000
Area of land (in acres)	48

X

- Definition

This element represents the area of facilities covered (in sq ft).

+ References

No definition available.

+ Details

Name:	ampd_AreaOfFacilitiesCovered
Namespace Prefix:	ampd_
Data Type:	num:areaItemType
Balance Type:	na
Period Type:	instant

X

- Definition

This element represents the number of dealers.

+ References

No definition available.

+ Details

Name:	ampd_NumberOfDealers
Namespace Prefix:	ampd_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Area of land held.

+ References

No definition available.

+ Details

Name:	us-gaap_AreaOfLand
Namespace Prefix:	us-gaap_
Data Type:	num:areaItemType
Balance Type:	na
Period Type:	instant

X

- Details

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