| Item | Type | Period | Balance | Description | | Insurance | text | | | |
| Policyholder Account Balance | text | | | Disclosure of information about policyholder account balance, including, but not limited to change in liability and related cash surrender value. |
| Policyholder Account Balance | text | | | Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. |
| Product Or Service Axis | | | | |
| Policyholder Account Balance, Ending Balance | $ | instant | credit | Amount due to policyholder. Includes, but is not limited to, unpaid policy dividend, retrospective refund, and undistributed earnings on participating business. Excludes future policy benefit and claim expense. |
| Products And Services Domain | | | | |
| Universal Life | | duration | | Life insurance contract under which premiums are generally flexible, the level of death benefits may be adjusted, and mortality expense, and other charges may vary. |
| Fixed Annuity | | duration | | Contract that provides a guaranteed stream of fixed payments. |
| Long-Duration Insurance, Other | | duration | | Contract providing long-duration insurance coverage, classified as other. |