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Debt (Details) - USD ($)
3 Months Ended
Mar. 11, 2016
Mar. 31, 2016
Dec. 31, 2015
Sep. 26, 2014
Debt Instrument [Line Items]        
Notes Payable   $ 1,800,000 $ 1,800,000  
Proceeds from Issuance of Debt   11,700,000    
Debt Instrument, Maximum Payment To Lender Based On Receipt Of Proceeds From Eligible Events   3,000,000    
Debt Issuance Cost   (100,000)    
Mortgage Loans on Real Estate, Carrying Amount of Mortgages   3,100,000    
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal in Year Three   600,000    
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal in Year Four   5,300,000    
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal in Year Five   4,700,000    
Long-term Debt   10,600,000    
Interest expense   $ 300,000    
Impaired Long-Lived Assets Held and Used, Asset Name [Domain]        
Debt Instrument [Line Items]        
Debt Instrument, Periodic Payment, Interest   8.00%    
Long-term Debt [Member]        
Debt Instrument [Line Items]        
Debt Instrument, Interest Rate, Stated Percentage Rate Range, Minimum   8.50%    
Aspire Capital Purchase Agreement [Member]        
Debt Instrument [Line Items]        
Long-term Debt, Gross       $ 15,000,000
NeoStem, Inc. [Member] | Long-term Debt [Member]        
Debt Instrument [Line Items]        
Debt Instrument, Payment Terms   21 months    
Oxford Finance LLC [Member]        
Debt Instrument [Line Items]        
Repayments of Debt $ 7,000,000      
Debt Instrument, Payment To Lender Based On Receipt Of Proceeds From Eligible Events, Percent   20.00%    
Long-term Debt   $ 8,700,000 $ 15,000,000  
Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months   $ 1,200,000