v3.26.1
Summary of Significant Accounting Policies - Narrative (Detail)
$ in Millions
12 Months Ended
Dec. 31, 2025
USD ($)
segment
subsidiary
Dec. 31, 2024
USD ($)
Summary Of Significant Accounting Policies [Line Items]    
Number of operating segments | segment 1  
Accounts receivable, allowance for credit loss $ 0.0  
Number of subsidiaries owned | subsidiary 3  
Expected dividend rate 0.00%  
Advertising costs $ 0.1 $ 0.1
Revenue from Contract with Customer Benchmark | Business Concentration Risk | Related Party    
Summary Of Significant Accounting Policies [Line Items]    
Concentration risk, percentage 89.60%  
Accounts Receivable | Business Concentration Risk | Related Party    
Summary Of Significant Accounting Policies [Line Items]    
Concentration risk, percentage 95.80%