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Summary of Significant Accounting Policies (Details) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2015 USD ($) reporting_unit | Dec. 31, 2015 USD ($) reporting_unit | Dec. 31, 2014 USD ($) reporting_unit | Dec. 31, 2013 USD ($)
Property, Plant and Equipment [Line Items] |  |  |  |
Concentration Risk, Percentage |  | 0.00% |  |
Number of reporting units (reporting_unit) | reporting_unit | 2 | 2 | 2 |
Goodwill, impairment |  | $ 18,200,000 | $ 0 |
Clinical Services Reimbursement |  | $ 3,400,000 | $ 3,700,000 | $ 2,100,000
Revene Recognition Period for Cryoperservation Process |  | 24 hours |  |
Building and Building Improvements [Member] | Minimum [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Property, Plant and Equipment, Estimated Useful Lives |  | P25Y |  |
Building and Building Improvements [Member] | Maximum [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Property, Plant and Equipment, Estimated Useful Lives |  | P30Y |  |
Machinery and Equipment [Member] | Minimum [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Property, Plant and Equipment, Estimated Useful Lives |  | P8Y |  |
Machinery and Equipment [Member] | Maximum [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Property, Plant and Equipment, Estimated Useful Lives |  | P12Y |  |
Lab Equipment [Member] | Minimum [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Property, Plant and Equipment, Estimated Useful Lives |  | P5Y |  |
Lab Equipment [Member] | Maximum [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Property, Plant and Equipment, Estimated Useful Lives |  | P7Y |  |
Furniture and Fixtures [Member] | Minimum [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Property, Plant and Equipment, Estimated Useful Lives |  | P5Y |  |
Furniture and Fixtures [Member] | Maximum [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Property, Plant and Equipment, Estimated Useful Lives |  | P12Y |  |
Computer Software, Intangible Asset [Member] | Minimum [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Property, Plant and Equipment, Estimated Useful Lives |  | P3Y |  |
Computer Software, Intangible Asset [Member] | Maximum [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Property, Plant and Equipment, Estimated Useful Lives |  | P5Y |  |
Leasehold Improvements [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Property, Plant and Equipment, Estimated Useful Lives |  | life of lease |  |
NeoStem, Inc. [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Concentration Risk, Percentage |  | 0.00% |  |
In Process R&D [Member] | Amorcyte, LLC [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill) | $ 9,400,000 |  |  |
In Process R&D [Member] | CSC Acquisition [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill) |  | $ 34,300,000 |  |

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