General form of registration statement for all companies including face-amount certificate companies

Summary of Significant Accounting Policies - Concentrations of Risk and Significant Customers (Details)

v3.22.2.2
Summary of Significant Accounting Policies - Concentrations of Risk and Significant Customers (Details) - Customer Concentration Risk - Four Significant Customers
12 Months Ended
Dec. 31, 2021
Accounts Receivable  
Concentration Risk [Line Items]  
Concentration risk, percentage 81.00%
Revenue  
Concentration Risk [Line Items]  
Concentration risk, percentage 82.00%