Annual report pursuant to Section 13 and 15(d)

Fair Value Measurements (Weighted average Significant Unobservable Inputs) (Details)

v3.21.1
Fair Value Measurements (Weighted average Significant Unobservable Inputs) (Details)
Dec. 31, 2020
Y
Dec. 31, 2019
Y
Jan. 31, 2019
USD ($)
Y
Caelum [Member] | Warrants [Member] | Maximum [Member]      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Warrant liability, measurement input | $     0.02909
Caelum [Member] | Warrants [Member] | Risk Free Interest Rate [Member] | Minimum [Member]      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Warrant liability, measurement input | $     0.02905
Caelum [Member] | Warrants [Member] | Expected Dividend Rate [Member]      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Warrant liability, measurement input | $     0
Caelum [Member] | Warrants [Member] | Expected Term in Years [Member] | Minimum [Member]      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Warrant liability, measurement input | Y     3.84
Caelum [Member] | Warrants [Member] | Expected Term in Years [Member] | Maximum [Member]      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Warrant liability, measurement input | Y     3.96
Caelum [Member] | Warrants [Member] | Expected Volatility [Member]      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Warrant liability, measurement input | $     0.70
Caelum [Member] | Convertible Notes [Member] | Risk Free Interest Rate [Member]      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Convertible notes, measurement input     0.02302
Caelum [Member] | Convertible Notes [Member] | Expected Dividend Rate [Member]      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Convertible notes, measurement input     0
Caelum [Member] | Convertible Notes [Member] | Expected Term in Years [Member]      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Convertible notes, measurement input | Y     0.32
Caelum [Member] | Convertible Notes [Member] | Expected Volatility [Member]      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Convertible notes, measurement input     0.67
Cyprium [Member] | Warrants [Member] | Risk Free Interest Rate [Member]      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Warrant liability, measurement input 0.0069 0.0192  
Cyprium [Member] | Warrants [Member] | Expected Dividend Rate [Member]      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Warrant liability, measurement input 0 0  
Cyprium [Member] | Warrants [Member] | Expected Term in Years [Member]      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Warrant liability, measurement input | Y 10.0 10  
Cyprium [Member] | Warrants [Member] | Expected Volatility [Member]      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Warrant liability, measurement input 0.85 0.93  
Cyprium [Member] | Warrants [Member] | Probability of Issuance of the Warrant [Member]      
Fair Value Measurement Inputs and Valuation Techniques [Line Items]      
Warrant liability, measurement input 1 0.05