v2.4.0.8

Long-Term Debt (Details) (Parenthetical) (USD $)	9 Months Ended
	Sep. 30, 2014
Secured debenture payable to Workhorse Custom Chassis due on March 2016 [Member]
Debt Instrument [Line Items]
Percentage of interest payable on maturity date	10.00%
Net book value of note secured by equipment	$ 4,070,006
Notes payable to banks due on August 2015 [Member]
Debt Instrument [Line Items]
Monthly installments of note payable	635
Percentage of interest payable on maturity date	5.04%
Net book value of note secured by equipment	6,134
Notes payable to vendor due on December 2014 [Member]
Debt Instrument [Line Items]
Monthly installments of note payable	439
Percentage of interest payable on maturity date	8.00%
Net book value of note secured by equipment	6,534
Notes payable to city of Loveland due on October 2016 [Member]
Debt Instrument [Line Items]
Monthly installments of note payable	10,241
Percentage of interest payable on maturity date	8.00%
Unsecured notes payable to vendor due on March 2014 [Member]
Debt Instrument [Line Items]
Monthly installments of note payable	5,000
Unsecured notes payable to vendor due on December 2014 [Member]
Debt Instrument [Line Items]
Monthly installments of note payable	2,000
Escalating final payment of debt instrument	$ 18,461
Percentage of interest rate on Escalating final payment	4.00%

X

- Definition

This amount represents escalating final payment of debt instrument.

+ References

No definition available.

+ Details

Name:	ampd_DebtInstrumentEscalatingFinalPayment
Namespace Prefix:	ampd_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Represents interest rate escalating to final payment in the contractual debt agreement.

+ References

No definition available.

+ Details

Name:	ampd_DebtInstrumentInterestRateOnEscalatingFinalPaymentPercentage
Namespace Prefix:	ampd_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22(a)(1))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Details

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

X

- Definition

Amount of the required periodic payments including both interest and principal payments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 470

-Section 50

-Paragraph 3

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64711-112823

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Carrying value as of the balance sheet date, including the current and noncurrent portions, of collateralized debt obligations (with maturities initially due after one year or beyond the operating cycle, if longer). Such obligations include mortgage loans, chattel loans, and any other borrowings secured by assets of the borrower.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.16)

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 16

-Article 9



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 20, 22

-Article 5



Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-03.16)

-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant