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

Summary of Significant Accounting Policies - Property Plant and Equipment Useful Life (Details)

v3.19.3.a.u2
Summary of Significant Accounting Policies - Property Plant and Equipment Useful Life (Details)
12 Months Ended
Sep. 01, 2019
Dec. 31, 2018
Leasehold improvements    
Property, Plant and Equipment [Line Items]    
Estimated useful life 9 years 15 years
Computer systems and software | Minimum    
Property, Plant and Equipment [Line Items]    
Estimated useful life   3 years
Computer systems and software | Maximum    
Property, Plant and Equipment [Line Items]    
Estimated useful life   5 years
Furniture and fixtures    
Property, Plant and Equipment [Line Items]    
Estimated useful life 5 years  
Furniture and fixtures | Minimum    
Property, Plant and Equipment [Line Items]    
Estimated useful life   5 years
Furniture and fixtures | Maximum    
Property, Plant and Equipment [Line Items]    
Estimated useful life   7 years