Document and Entity Information (USD $)	12 Months Ended
Sep. 30, 2012	Feb. 19, 2013	Mar. 31, 2012
Document And Entity Information
Entity Registrant Name	Bio-Matrix Scientific Group, Inc.
Entity Central Index Key	0001079282
Document Type	10-K
Document Period End Date	Sep. 30, 2012
Amendment Flag	true
Current Fiscal Year End Date	--09-30
Is Entity a Well-known Seasoned Issuer?	No
Is Entity a Voluntary Filer?	No
Is Entity's Reporting Status Current?	Yes
Entity Filer Category	Smaller Reporting Company
Entity Public Float			$ 564,979
Entity Common Stock, Shares Outstanding		1,125,911,549
Amendment Description	EXPLANATORY NOTE In connection with the Annual Report on Form 10-K for the year ended September 30, 2012 filed with the Securities and Exchange Commission (“SEC”) on March 6, 2013 and the amendment to the Original Report (the “Original Filing”) filed on June 7, 2013 Bio Matrix Scientific Group, Inc. is refiling in its entirety its Annual Report pursuant to this Amendment No. 2 on Form 10-K/A (this “Form 10-K/A”) to the Original Filing.
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2012

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