The total amount related to a private placement.

No definition available.

Name:	amar_AmountOfPrivatePlacement
Namespace Prefix:	amar_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The maximum number of shares sold during the period related to a private placement.

+ References

No definition available.

+ Details

Name:	amar_SharesAuthorizedDuringPeriodPrivatePlacement
Namespace Prefix:	amar_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

The total fair value of shares issued during the period under a deferred compensation arrangement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

+ Details

Name:	us-gaap_DeferredCompensationArrangementWithIndividualFairValueOfSharesIssued
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Number of shares issued pursuant to the terms of a deferred compensation arrangement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (l)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

+ Details

Name:	us-gaap_DeferredCompensationArrangementWithIndividualSharesIssued
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction.

+ References

No definition available.

+ Details

Name:	us-gaap_SaleOfStockPricePerShare
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Per share or per unit amount of equity securities issued.

+ References

No definition available.

+ Details

Name:	us-gaap_SharesIssuedPricePerShare
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

- Details

Name:	us-gaap_SubsidiarySaleOfStockAxis=us-gaap_PrivatePlacementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_TitleOfIndividualAxis=us-gaap_ChiefExecutiveOfficerMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_TitleOfIndividualAxis=us-gaap_ChiefFinancialOfficerMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_TitleOfIndividualAxis=amar_TheChiefExecutiveOfficerAndChiefFinancialOfficerMember
Namespace Prefix:
Data Type:	na
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Note 7 - Subsequent Events (Details Textual) - USD ($)							9 Months Ended
Note 7 - Subsequent Events (Details Textual) - USD ($)	Oct. 26, 2017	Oct. 06, 2017	Jul. 07, 2017	Apr. 03, 2017	Jan. 03, 2017	Mar. 10, 2016	Sep. 30, 2016	Sep. 30, 2017	Mar. 31, 2017
Amount of Private Placement						$ 937,500	$ 1,875,000
Private Placement [Member]
Shares Issued, Price Per Share								$ 0.1875	$ 0.1875
Sale of Stock, Price Per Share						$ 0.1875
Subsequent Event [Member]
Shares Authorized During Period, Private Placement	5,000,000
Amount of Private Placement	$ 2,812,500
Subsequent Event [Member] \| Private Placement [Member]
Sale of Stock, Price Per Share	$ 0.1875
Chief Executive Officer [Member]
Deferred Compensation Arrangement with Individual, Shares Issued			74,552	76,095	145,405
Chief Executive Officer [Member] \| Private Placement [Member]
Shares Issued, Price Per Share								$ 0.1875
Chief Executive Officer [Member] \| Subsequent Event [Member]
Deferred Compensation Arrangement with Individual, Shares Issued		68,731
Chief Financial Officer [Member]
Deferred Compensation Arrangement with Individual, Shares Issued			9,940		19,387
Chief Financial Officer [Member] \| Subsequent Event [Member]
Deferred Compensation Arrangement with Individual, Shares Issued		9,164
The Chief Executive Officer and Chief Financial Officer [Member]
Deferred Compensation Arrangement with Individual, Shares Issued				10,146
Deferred Compensation Arrangement with Individual, Fair Value of Shares Issued			$ 21,250	$ 21,250	$ 42,500
Shares Issued, Price Per Share			$ 0.2515	$ 0.2464	$ 0.2579
The Chief Executive Officer and Chief Financial Officer [Member] \| Subsequent Event [Member]
Deferred Compensation Arrangement with Individual, Fair Value of Shares Issued		$ 21,250
Shares Issued, Price Per Share		$ 0.2728