Annual report [Section 13 and 15(d), not S-K Item 405]

Summary of Significant Accounting Policies (Details)

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Summary of Significant Accounting Policies (Details)
 12 Months Ended
Aug. 10, 2021
shares
Feb. 23, 2021
shares
Dec. 31, 2024
USD ($)
segment
Dec. 31, 2023
USD ($)
Dec. 31, 2022
USD ($)
Summary Of Significant Accounting Policies [Line Items]          
Number of operating segments | segment     1    
Restricted cash     $ 762,000 $ 762,000 $ 3,966,000
Income from equity method investment     0 0 19,463,000
Impairment of long-lived assets     0 0 $ 0
Percentage of fair value of assets         90.00%
Percentage of economic life of assets         75.00%
Selling, general and administrative expenses          
Summary Of Significant Accounting Policies [Line Items]          
Advertising expense     $ 200,000 $ 200,000 $ 100,000
Minimum          
Summary Of Significant Accounting Policies [Line Items]          
Property, plant and equipment, useful life     2 years    
Estimated useful lives     3 years    
Maximum          
Summary Of Significant Accounting Policies [Line Items]          
Property, plant and equipment, useful life     30 years    
Estimated useful lives     5 years    
SummerBio          
Summary Of Significant Accounting Policies [Line Items]          
Equity method investment, percentage       44.50%  
Lease Obligation          
Summary Of Significant Accounting Policies [Line Items]          
Restricted cash     $ 800,000 $ 800,000  
United States | Other Receivables | Credit Concentration Risk          
Summary Of Significant Accounting Policies [Line Items]          
Concentration risk, percentage     81.00% 73.00%  
Common Stock          
Summary Of Significant Accounting Policies [Line Items]          
Lock-up and transfer of common shares (in shares) | shares 17,130,000 17,130,000