2.4.0.8000060 - Disclosure - Description of Businesstruefalsefalse1false falsefalseD120401_130331http://www.sec.gov/CIK0001011060duration2012-04-01T00:00:002013-03-31T00:00:001true 1us-gaap_DisclosureTextBlockAbstractus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Notes2false 2us-gaap_BusinessDescriptionAndBasisOfPresentationTextBlockus-gaap_truenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00A.      Nature of Business AdvanSource Biomaterials Corporation (AdvanSource or the Company) develops advanced polymer materials which provide critical characteristics in the design and development of medical devices.  The Companys biomaterials are used in devices that are designed for treating a broad range of anatomical sites and disease states.  The Companys business model leverages its proprietary materials science technology and manufacturing expertise in order to expand product sales and royalty and license fee income. The Companys technology, notably products such as ChronoFlex®, HydroMed , and HydroThane , which have been developed to overcome a wide range of design and functional challenges such as the need for dimensional stability, ease of manufacture and demanding physical properties to overcoming environmental stress cracking and providing heightened lubricity for ease of insertion.  The Companys new product extensions customize proprietary polymers for specific customer applications in a wide range of device categories. The Companys corporate, development and manufacturing operations are located in Wilmington, Massachusetts. Fiscal Year The Companys fiscal year ends on March 31.  References herein to fiscal 2013 and/or fiscal 2012 refer to the fiscal years ended March 31, 2013 and/or 2012, respectively.falsefalsefalsenonnum:textBlockItemTypenaThe entire disclosure for the business description and basis of presentation concepts. Business description describes the nature and type of organization including but not limited to organizational structure as may be applicable to holding companies, parent and subsidiary relationships, business divisions, business units, business segments, affiliates and information about significant ownership of the reporting entity. Basis of presentation describes the underlying basis used to prepare the financial statements (for example, US Generally Accepted Accounting Principles, Other Comprehensive Basis of Accounting, IFRS).No definition available.false0Description of BusinessfalseDescription of BusinessUnKnownUnKnownUnKnownUnKnowntruefalsefalseSheethttp://www.advbiomaterials.com/20130331/role/idr_DisclosureDescriptionOfBusiness12