Quarterly report [Sections 13 or 15(d)]

Summary of Significant Accounting Policies - Additional Information (Details)

v3.25.3
Summary of Significant Accounting Policies - Additional Information (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended 12 Months Ended
Apr. 25, 2025
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Dec. 31, 2024
Nov. 30, 2021
Accounting Policies [Line Items]              
Net Income (Loss)   $ (19,676) $ (12,473) $ 76,399 $ (54,576)    
Net cash (used in) provided by operating activities       (55,552) 749    
Net cash proceeds       109,450      
Marketable securities   76,438   76,438   $ 0  
Proceeds from sale of a business $ 238,948            
Cash and cash equivalents   20,312   20,312   $ 19,206  
Revenue   $ 12,670 $ 28,568 55,728 $ 88,792    
Net proceeds from Placement Agreement       $ 37,297      
Customer Concentration Risk | Revenue Benchmark [Member]              
Accounting Policies [Line Items]              
Concentration risk percentage   100.00% 100.00% 100.00% 100.00%    
Customer Concentration Risk | Customer One [Member] | Accounts Receivable              
Accounting Policies [Line Items]              
Concentration Risk, Customer       one      
Accrued Interest Receivables   $ 744   $ 744      
Concentrations of Credit Risk [Member] | Customer One [Member] | Accounts Receivable              
Accounting Policies [Line Items]              
Notes receivable   4,500   $ 4,500      
Geographic Concentration Risk [Member] | Revenue Benchmark [Member]              
Accounting Policies [Line Items]              
Concentration risk percentage       100.00%   100.00%  
Myriota [Member]              
Accounting Policies [Line Items]              
Investment In Related Party       $ 50   $ 858  
Related Party              
Accounting Policies [Line Items]              
Revenue     $ 115   $ 558    
Accounts receivable   $ 281   $ 281   $ 52  
Borrowed Convertible Notes Payable [Member] | Myriota [Member]              
Accounting Policies [Line Items]              
Equity method investment, Ownership percentage   7.70%   7.70%     13.00%
Banking [Member]              
Accounting Policies [Line Items]              
Marketable securities and certain cash equivalents   $ 83,922   $ 83,922      
Maximum              
Accounting Policies [Line Items]              
Cash equivalents terms       3 months      
Minimum | Geographic Concentration Risk [Member] | Revenue Benchmark [Member]              
Accounting Policies [Line Items]              
Concentration risk percentage       10.00% 10.00%