| Name | ScheduleOrDescriptionOfWeightedAverageDiscountRateTextBlock |
|---|---|
| Namespace | http://fasb.org/us-gaap/2020-01-31 |
| Prefix | us-gaap |
| Data type | nonnum:textBlockItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | None |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Tabular disclosure of the average discount rate in the country of origin applied to insurance contracts to determine future policy benefits to be paid to or on behalf of policyholders and the methodology and assumptions for calculating the discount rate. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Schedule or Description of Weighted Average Discount Rate [Table Text Block] (Deprecated 2019-01-31) | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |