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The Business Principal of consolidation (Details) | 12 Months Ended
--- | ---
Dec. 31, 2012
NeoStem, Inc. [Member] |
Schedule of Subisidiary [Line Items] |
Minority Interest Ownership Percentage By Parent [String] | Parent Company
NeoStem, Inc. [Member] | Location [Member] |
Schedule of Subisidiary [Line Items] |
The Business [Text Block] | United States of America
NeoStem Therapies, Inc [Member] | Location [Member] |
Schedule of Subisidiary [Line Items] |
The Business [Text Block] | United States of America
NeoStem Therapies, Inc [Member] | UNITED STATES |
Schedule of Subisidiary [Line Items] |
Subsidiary, Ownership Interest by Parent | 100.00%
Stem Cell Technologies, Inc [Member] | Location [Member] |
Schedule of Subisidiary [Line Items] |
The Business [Text Block] | United States of America
Stem Cell Technologies, Inc [Member] | UNITED STATES |
Schedule of Subisidiary [Line Items] |
Subsidiary, Ownership Interest by Parent | 100.00%
Amorcyte, LLC [Member] | Location [Member] |
Schedule of Subisidiary [Line Items] |
The Business [Text Block] | United States of America
Amorcyte, LLC [Member] | UNITED STATES |
Schedule of Subisidiary [Line Items] |
Subsidiary, Ownership Interest by Parent | 100.00%
CBH Acquisition LLC [Member] | Location [Member] |
Schedule of Subisidiary [Line Items] |
The Business [Text Block] | United States of America
CBH Acquisition LLC [Member] | UNITED STATES |
Schedule of Subisidiary [Line Items] |
Subsidiary, Ownership Interest by Parent | 100.00%
China Biopharmaceuticals Holdings, Inc. [Member] |
Schedule of Subisidiary [Line Items] |
Minority Interest Ownership Percentage By Parent [String] | 100% owned by CBH Acquisition LLC
China Biopharmaceuticals Holdings, Inc. [Member] | Location [Member] |
Schedule of Subisidiary [Line Items] |
The Business [Text Block] | United States of America
China Biopharmaceuticals Holdings, Inc. [Member] | UNITED STATES |
Schedule of Subisidiary [Line Items] |
Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest | 100.00%
Suzhou Erye Pharmaceuticals Company Ltd. [Member] | CHINA |
Schedule of Subisidiary [Line Items] |
Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest | 51.00%
Progenitor Cell Therapy, LLC [Member] | Location [Member] |
Schedule of Subisidiary [Line Items] |
The Business [Text Block] | United States of America
Progenitor Cell Therapy, LLC [Member] | UNITED STATES |
Schedule of Subisidiary [Line Items] |
Subsidiary, Ownership Interest by Parent | 100.00%
NeoStem Family Storage, LLC [Member] |
Schedule of Subisidiary [Line Items] |
Minority Interest Ownership Percentage By Parent [String] | 100% owned by PCT
NeoStem Family Storage, LLC [Member] | Location [Member] |
Schedule of Subisidiary [Line Items] |
The Business [Text Block] | United States of America
NeoStem Family Storage, LLC [Member] | UNITED STATES |
Schedule of Subisidiary [Line Items] |
Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest | 100.00%
Athelos Corporation [Member] |
Schedule of Subisidiary [Line Items] |
Minority Interest Ownership Percentage By Parent [String] | 80.1% owned by PCT
Athelos Corporation [Member] | Location [Member] |
Schedule of Subisidiary [Line Items] |
The Business [Text Block] | United States of America
Athelos Corporation [Member] | UNITED STATES |
Schedule of Subisidiary [Line Items] |
Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest | 80.10%
PCT Allendale, LLC [Member] |
Schedule of Subisidiary [Line Items] |
Minority Interest Ownership Percentage By Parent [String] | 100% owned by PCT
PCT Allendale, LLC [Member] | Location [Member] |
Schedule of Subisidiary [Line Items] |
The Business [Text Block] | United States of America
PCT Allendale, LLC [Member] | UNITED STATES |
Schedule of Subisidiary [Line Items] |
Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest | 100.00%

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- Definition The parent entity's interest in net assets of the subsidiary, expressed as a percentage. + References No definition available. + Details
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- Definition The number of units or percentage investment held in the subsidiary by the limited liability company or limited partnership. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 22 -Article 12 + Details
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