Reinsurance - Quota Share Reinsurance (Details) - Reinsurance Contract [Axis]: Quota Share Reinsurance - USD ($) $ in Billions	Jan. 01, 2022	Dec. 31, 2021	Sep. 01, 2019	Jun. 30, 2022
QSR 2019
SEC Schedule, 12-17, Insurance Companies, Reinsurance [Line Items]
Ceded premiums earned related to percent of risk on eligible single premium policies			40.00%
Ceded premiums earned related to percent of risk on all other eligible policies written			20.00%
Ceding commission, percent			20.00%
Profit commission, percent, maximum		63.00%	60.00%
RIF ceded				$ 5.8
QSR 2022
SEC Schedule, 12-17, Insurance Companies, Reinsurance [Line Items]
Ceded premiums earned related to percent of risk on eligible single premium policies	20.00%
Ceding commission, percent	20.00%
Profit commission, percent, maximum	62.00%
RIF ceded				$ 5.8