Annual report pursuant to Section 13 and 15(d)

Fair Value Measurement- Assets and Liabilities Measured at Fair Value (Details)

v3.20.4
Fair Value Measurement- Assets and Liabilities Measured at Fair Value (Details) - USD ($)
Dec. 31, 2020
Dec. 31, 2019
Liabilities    
Convertible notes $ 197,700,000 $ 19,400,000
Fair Value, Recurring    
Assets    
Investment in LMC 330,556,744 12,194,800
Total assets at fair value 330,556,744 12,194,800
Liabilities    
Convertible notes 197,700,000 39,020,000
Warrant liability 0 16,335,000
Total liabilities at fair value 197,700,000 55,355,000
Level 1 | Fair Value, Recurring    
Assets    
Investment in LMC 330,556,744 0
Total assets at fair value 330,556,744 0
Liabilities    
Convertible notes 0 0
Warrant liability 0 0
Total liabilities at fair value 0 0
Level 2 | Fair Value, Recurring    
Assets    
Investment in LMC 0 0
Total assets at fair value 0 0
Liabilities    
Convertible notes 0 0
Warrant liability 0 0
Total liabilities at fair value 0 0
Level 3 | Fair Value, Recurring    
Assets    
Investment in LMC 0 12,194,800
Total assets at fair value 0 12,194,800
Liabilities    
Convertible notes 197,700,000 39,020,000
Warrant liability 0 16,335,000
Total liabilities at fair value $ 197,700,000 $ 55,355,000