Quarterly report pursuant to Section 13 or 15(d)

Acquisitions, Investments and Licenses - Other Narrative (Details)

v3.8.0.1
Acquisitions, Investments and Licenses - Other Narrative (Details) - USD ($)
$ in Millions
1 Months Ended
Mar. 31, 2016
Sep. 30, 2017
Dec. 31, 2016
Related Party Transaction [Line Items]      
Common stock (in shares)   559,955,118 558,576,051
Relative Core      
Related Party Transaction [Line Items]      
Interest rate on notes payable 10.00%    
Relative Core      
Related Party Transaction [Line Items]      
Payment for promissory note $ 5.0    
Promissory note receivable $ 5.0    
Securities Pledged as Collateral      
Related Party Transaction [Line Items]      
Common stock (in shares) 494,462    
Securities Pledged as Collateral | Xenetic Biosciences, Inc.      
Related Party Transaction [Line Items]      
Common stock (in shares) 122,446