Quarterly report pursuant to Section 13 or 15(d)

Company Description and Summary of Significant Accounting Policies, Warrant Liabilities and Premium Conversion Derivatives Measured at Fair Value (Details)

v3.21.1
Company Description and Summary of Significant Accounting Policies, Warrant Liabilities and Premium Conversion Derivatives Measured at Fair Value (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward]    
Reclassification of Series A warrant liability to equity $ 61,793  
Level 3 [Member] | Warrant Liabilities [Member]    
Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward]    
Balance as of beginning of period 27,964 $ 0
Change in fair value of warrant liability 33,829 0
Reclassification of Series A warrant liability to equity (61,793) 0
Balance as of end of period 0 0
Level 3 [Member] | Premium Conversion Derivatives [Member]    
Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward]    
Balance as of beginning of period 0 2,714
Value assigned to the underlying derivatives in connection with convertible notes 0 831
Change in fair value of premium conversion derivatives 0 (198)
Balance as of end of period 0 3,347
Nonrecurring Basis [Member]    
Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward]    
Financial instruments liabilities at fair value $ 0 $ 0