Investments, Summary of Realized Investment Gains (Losses) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Summary of realized investment gains (losses) [Abstract]
Gains	$ 70	$ 0	$ 70	$ 0
Losses	0	(62)	0	(72)
Realized investment losses (gains), net	70	(62)	70	(72)
Fixed Maturities [Member]
Summary of realized investment gains (losses) [Abstract]
Gains	70	0	70	0
Losses	0	(43)	0	(53)
Realized investment losses (gains), net	70	(43)	70	(53)
Equity Securities [Member]
Summary of realized investment gains (losses) [Abstract]
Gains	0	0	0	0
Losses	0	0	0	0
Realized investment losses (gains), net	0	0	0	0
Other Invested Assets [Member]
Summary of realized investment gains (losses) [Abstract]
Gains	0	0	0	0
Losses	0	(19)	0	(19)
Realized investment losses (gains), net	$ 0	$ (19)	$ 0	$ (19)