| Name | ClosedBlockAssetsAndLiabilitiesEffectOnOtherComprehensiveIncome |
|---|---|
| Namespace | http://fasb.org/us-gaap/2020-01-31 |
| Prefix | us-gaap |
| Data type | xbrli:monetaryItemType |
| Period type | instant |
| Substitution Group | xbrli:item |
| Balance | credit |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| The increase or decrease in the period in other comprehensive income within the closed block comprised of the change in (a) dividend obligation to policyholders of the closed block, and (b) unrealized gain (loss) on available for sale securities allocated to the closed block. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Closed Block Assets and Liabilities, Effect on Other Comprehensive Income (Loss) | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Closed Block Assets and Liabilities, Effect on Other Comprehensive Income (Loss), Total | en-US | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| Publisher | FASB | http://www.xbrl.org/2009/role/commonPracticeRef |
| Name | Accounting Standards Codification | http://www.xbrl.org/2009/role/commonPracticeRef |
| Topic | 944 | http://www.xbrl.org/2009/role/commonPracticeRef |
| SubTopic | 805 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Section | 50 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Paragraph | 3 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Subparagraph | (b)(10) | http://www.xbrl.org/2009/role/commonPracticeRef |
| URI | http://asc.fasb.org/extlink&oid=121638837&loc=d3e30806-158569 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Publisher | FASB | http://www.xbrl.org/2003/role/exampleRef |
| Name | Accounting Standards Codification | http://www.xbrl.org/2003/role/exampleRef |
| Topic | 944 | http://www.xbrl.org/2003/role/exampleRef |
| SubTopic | 805 | http://www.xbrl.org/2003/role/exampleRef |
| Section | 55 | http://www.xbrl.org/2003/role/exampleRef |
| Paragraph | 4 | http://www.xbrl.org/2003/role/exampleRef |
| URI | http://asc.fasb.org/extlink&oid=121635976&loc=d3e31071-158570 | http://www.xbrl.org/2003/role/exampleRef |