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Business Acquisition (Details) - USD ($)
Jan. 04, 2021
Mar. 31, 2021
Dec. 31, 2020
Business Acquisition [Line Items]      
Equity method investment   $ 0 $ 1,176,000
Kleo      
Business Acquisition [Line Items]      
Fair value of consideration transferred $ 20,043,000    
Issuance of shares 115,836    
Amount received per contingent value right upon regulatory approval $ 1    
Contingent value right term period 30 months    
Maximum amount payable for contingent value rights $ 17,300,000    
Holdbacks for indemnification claims 950,000    
Fair value of contingent value right 1,457,000    
Fair value of existing interest 6,437,000    
Gain resulting from remeasurement of fair value of existing interest 5,261,000    
Amounts recorded:      
Net working capital 573,000    
Property, plant and equipment, net 1,257,000    
Intangible assets, in progress research and development 18,400,000    
Debt assumed 1,577,000    
Goodwill $ 1,390,000    
Kleo      
Business Acquisition [Line Items]      
Ownership percentage (percent)     41.90%
Equity method investment     $ 1,176,000