Private Placement (Details) - USD ($)	Aug. 24, 2020	Nov. 30, 2020
Subsidiary, Sale of Stock [Line Items]
Total warrant proceeds	$ 26,799,000
Proceeds from the Securities Purchase Agreement	$ 26,799,000
Warrant Liability
Subsidiary, Sale of Stock [Line Items]
Derivative liability		$ 11,550,000
Fair value portion of warrants		$ 2,018,000
Securities Purchase Agreement
Subsidiary, Sale of Stock [Line Items]
Sale of common stock	504,590
Additional shares of common stock	504,590
Exercise price	$ 60.00
Share price	50.00
Warrant Price	$ 4.00
Total warrant proceeds	$ 27,248,000
Total proceeds before expenses	$ 449,000
Percentage of ownership interest	4.90%
Threshold Period for Holding of Shares	1 year
Minimum period to nominate member to board of directors	24 months
Proceeds from the Securities Purchase Agreement	$ 27,248,000
Contingent Value Rights Agreement [Member]
Subsidiary, Sale of Stock [Line Items]
Total warrant proceeds	$ 1,342,000
Number of trading days, Weighted average price	30 days
Maximum amount of contingent value right	$ 2,523,000
Percentage of contingent value rights eligible on total proceeds	10.00%
Warrant Term	3 years
Percentage of warrants	9.90%
Proceeds from the Securities Purchase Agreement	$ 1,342,000
Contingent Value Rights Agreement [Member] | Received Minimum Sixty One Days Prior Notice from Holder
Subsidiary, Sale of Stock [Line Items]
Percentage of warrants	19.90%
Increase (Decrease) in beneficial ownership interest	61 days
Common Stock
Subsidiary, Sale of Stock [Line Items]
Total warrant proceeds	$ 20,542,000
Proceeds from the Securities Purchase Agreement	20,542,000
Warrant
Subsidiary, Sale of Stock [Line Items]
Total warrant proceeds	4,915,000
Proceeds from the Securities Purchase Agreement	$ 4,915,000