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

Summary of Significant Accounting Policies - Narrative (Details)

v3.22.1
Summary of Significant Accounting Policies - Narrative (Details)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
USD ($)
segment
Jan. 01, 2022
USD ($)
Dec. 31, 2020
USD ($)
Property, Plant and Equipment [Line Items]      
Cash and cash equivalents $ 20,523   $ 22,076
Number of operating segments | segment 1    
Number of reportable segments | segment 1    
Vesting period 3 years    
Accounting Standards Update 2016-02 | Minimum | Subsequent Event      
Property, Plant and Equipment [Line Items]      
Operating lease right-of-use assets   $ 8,000  
Operating lease liability   8,000  
Accounting Standards Update 2016-02 | Maximum | Subsequent Event      
Property, Plant and Equipment [Line Items]      
Operating lease right-of-use assets   11,000  
Operating lease liability   $ 11,000