| Item | Type | Period | Balance | Description | | Insurance | text | | | |
| Liability for Future Policy Benefit Activity | text | | | Disclosure of information about activity for liability for future policy benefit. Includes, but is not limited to, beginning and ending balance, issuance, interest income (expense), net premium collected, benefit payment, derecognition, experience adjustment, change in cash flow assumption, and change in discount rate assumption. |
| Product Or Service Axis | | | | |
| Liability for Future Policy Benefit, Activity | 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. |
| Products And Services Domain | | | | |
| Liability for Future Policy Benefit, Expected Net Premium, Original Discount Rate, before Cash Flow and Reinsurance | $ | instant | debit | Amount, before effect of reinsurance and current period update of cash flow assumption, of expected net premium component of liability for future policy benefit, discounted at original rate. |
| Liability for Future Policy Benefit, Expected Net Premium, Cumulative Increase (Decrease) from Cash Flow Change | $ | instant | debit | Amount of cumulative increase (decrease) in expected net premium component of liability for future policy benefit from cash flow assumption change for future cash flows. |
| Liability for Future Policy Benefit, Expected Net Premium, Cumulative Increase (Decrease) of Actual Variance from Expected Experience | $ | instant | debit | Amount of cumulative increase (decrease) in expected net premium component for liability of future policy benefit from effect of variance from cash flow assumption change for actual experience. |
| Liability for Future Policy Benefit, Expected Net Premium, Original Discount Rate, before Reinsurance, after Cash Flow Change, Ending Balance | $ | instant | debit | Amount, before effect of reinsurance and after current period update of cash flow assumption, of expected net premium component for liability for future policy benefit, discounted at original rate. |
| Liability for Future Policy Benefit, Expected Net Premium, Issuance | $ | duration | debit | Amount of increase in expected net premium component of liability for future policy benefit from contract issuance. |
| Liability for Future Policy Benefit, Expected Net Premium, Interest Income | $ | duration | credit | Amount of interest income for expected net premium component of liability for future policy benefit. |
| Liability for Future Policy Benefit, Expected Net Premium, Net Premium Collected | $ | duration | debit | Amount of premium collected from policyholder to fund expected benefit payment for expected net premium component of liability for future policy benefit. |
| Liability for Future Policy Benefit, Expected Net Premium, Derecognition | $ | duration | credit | Amount of decrease in expected net premium component of liability for future policy benefit from derecognition of contract. |
| Liability For Future Policy Benefit Expected Net Premium Original Discount Rate Before Reinsurance After Cash Flow Change | | | | |
| AOCI, Liability for Future Policy Benefit, Expected Net Premium, before Tax, Ending Balance | $ | instant | credit | Amount, before tax, of accumulated other comprehensive income (loss) (AOCI) from increase (decrease) in expected net premium component of liability for future policy benefit from change in discount rate. |
| Liability for Future Policy Benefit, Expected Net Premium, before Reinsurance, after Discount Rate Change, Total | $ | instant | debit | Amount, before effect of reinsurance and after current period update of cash flow assumption and discount rate change, of expected net premium component of liability for future policy benefit. |
| Liability for Future Policy Benefit, Expected Future Policy Benefit, Original Discount Rate, before Cash Flow and Reinsurance | $ | instant | credit | Amount, before effect of reinsurance and current period update of cash flow assumption, of expected future policy benefit and expense component of liability for future policy benefit, discounted at original rate. |
| Liability for Future Policy Benefit, Expected Future Policy Benefit, Cumulative Increase (Decrease) from Cash Flow Change | $ | instant | credit | Amount of cumulative increase (decrease) in expected future policy benefit and expense component for liability of future policy benefit from cash flow assumption change for future cash flows. |
| Liability for Future Policy Benefit, Expected Future Policy Benefit, Cumulative Increase (Decrease) of Actual Variance from Expected Experience | $ | instant | credit | Amount of cumulative increase (decrease) in expected future policy benefit and expense component for liability of future policy benefit from effect of variance from cash flow assumption change for actual experience. |
| Liability for Future Policy Benefit, Expected Future Benefit, Original Discount Rate, before Reinsurance, after Cash Flow Change, Ending Balance | $ | instant | credit | Amount, before effect of reinsurance and after current period update of cash flow assumption, of expected future benefit and expense component for liability for future policy benefit, discounted at original rate. |
| Liability for Future Policy Benefit, Expected Future Policy Benefit, Issuance | $ | duration | credit | Amount of increase in expected future policy benefit and expense component of liability for future policy benefit from contract issuance. |
| Liability for Future Policy Benefit, Expected Future Policy Benefit, Interest Expense | $ | duration | debit | Amount of interest expense for expected future policy benefit and expense component of liability for future policy benefit. |
| Liability for Future Policy Benefit, Expected Future Policy Benefit, Benefit Payment | $ | duration | credit | Amount of cash outflow to policyholder from benefit payment for expected future policy benefit and expense component of liability for future policy benefit. |
| Liability for Future Policy Benefit, Expected Future Policy Benefit, Derecognition | $ | duration | debit | Amount of decrease in expected future policy benefit and expense component of liability for future policy benefit from derecognition of contract. |
| Liability For Future Policy Benefit Expected Future Benefit Original Discount Rate Before Reinsurance After Cash Flow Change | | | | |
| AOCI, Liability for Future Policy Benefit, Expected Future Policy Benefit, before Tax, Ending Balance | $ | instant | credit | Amount, before tax, of accumulated other comprehensive income (loss) (AOCI) from (increase) decrease in expected future policy benefit component of liability for future policy benefit from change in discount rate. |
| Liability for Future Policy Benefit, Expected Future Policy Benefit, before Reinsurance, after Discount Rate Change, Total | $ | instant | credit | Amount, before effect of reinsurance and after current period update of cash flow assumption and discount rate change, of expected future policy benefit and expense component of liability for future policy benefit. |
| Liability for Future Policy Benefit, before Reinsurance, Ending Balance | $ | instant | credit | Amount, before effect of reinsurance, of present value of future benefit to be paid to or on behalf of policyholder and related expense less present value of future net premium receivable under insurance contract. |
| Liability for Future Policy Benefit, Reinsurance Recoverable, after Allowance | $ | instant | debit | Amount, after allowance for credit loss, recoverable under reinsurance of liability for future policy benefit. |
| Liability for Future Policy Benefit, after Reinsurance, Total | $ | instant | credit | Amount, after effect of reinsurance, of liability for future policy benefit. |