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Statutory Capital and Surplus (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Insurance [Abstract]    
Statutory amount available for dividend payments without prior approval $ 32.9  
Statutory capital and surplus, balance 131.7 $ 107.3
Statutory net income amount $ 24.4 $ 25.2