Convertible Debentures And Fair Value Measurements (Details) - Schedule of additional inputs used in the fair value measurement	6 Months Ended	12 Months Ended
Jun. 30, 2022	Dec. 31, 2021
Schedule Of Additional Inputs Used In The Fair Value Measurement Abstract
Implied borrowing rate	50.00%	52.00%

ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate

No definition available.

Name:	foxo_ShareBasedsCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
Namespace Prefix:	foxo_
Data Type:	dtr:percentItemType
Balance Type:	na
Period Type:	duration