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Capital and Surplus (Details) - USD ($)
$ in Millions
6 Months Ended
Jun. 30, 2023
Apr. 15, 2021
Statutory Accounting Practices [Line Items]    
Description of Regulatory Capital Requirements under Insurance Regulations All domestic insurance subsidiaries exceeded the minimum capital requirements  
Minimum Capital Level, Percent 120.00%  
Maximum Capital Contribution   $ 10
PUERTO RICO    
Statutory Accounting Practices [Line Items]    
Description of Regulatory Capital Requirements under Insurance Regulations CICA PR is required to maintain a minimum of $750,000 in capital and maintain a premium to surplus ratio of 7 to 1  
BERMUDA    
Statutory Accounting Practices [Line Items]    
Statutory Accounting Practices, Risk Based Capital Requirements Compliance Assertion CICA International’s capital level currently exceeds 120%