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Liability for Future Policy Benefit (Details) - Life Policy Reserves - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Term Life Insurance |  |  |
Present value of expected net premiums: |  |  |
Balance, beginning of period | $ 1,643 | $ 1,801 | $ 1,935
Beginning balance at original discount rate | 1,708 | 1,503 | 1,503
Effect of changes in cash flow assumptions | (7) | 123 | (177)
Effect of actual variances from expected experience | (20) | (1) | 28
Adjusted beginning of period balance | 1,681 | 1,625 | 1,354
Issuances | 143 | 194 | 248
Interest accrual | 72 | 65 | 62
Net premiums collected | (184) | (176) | (161)
Ending balance at original discount rate | 1,712 | 1,708 | 1,503
Effect of changes in discount rate assumptions | (12) | (65) | 298
Balance, end of period | 1,700 | 1,643 | 1,801
Present value of expected future policy benefits: |  |  |
Balance, beginning of period | 2,584 | 2,993 | 3,222
Beginning balance at original discount rate | 2,692 | 2,425 | 2,418
Effect of changes in cash flow assumptions | 2 | 140 | (181)
Effect of actual variances from expected experience | (24) | 8 | 31
Adjusted beginning of period balance | 2,670 | 2,573 | 2,268
Issuances | 143 | 194 | 248
Interest accrual | 121 | 112 | 109
Benefits paid | (169) | (187) | (200)
Ending balance at original discount rate | 2,765 | 2,692 | 2,425
Effect of changes in discount rate assumptions | (14) | (108) | 568
Balance, end of period | 2,751 | 2,584 | 2,993
Net liability for future policy benefits: |  |  |
Present value of expected future policy benefits less expected net premiums | 1,051 | 941 | 1,192
Impact of flooring at cohort level | 15 | 20 | 14
Net life policy reserves | 1,066 | 961 | 1,206
Less reinsurance recoverable at original discount rate | (97) | (99) | (107)
Less effect of discount rate assumption changes on reinsurance recoverable | (10) | (9) | (19)
Net life policy reserves, after reinsurance recoverable | $ 959 | $ 853 | $ 1,080
Weighted-average duration of the net life policy reserves | 11 years | 11 years | 12 years
Whole Life Insurance |  |  |
Present value of expected net premiums: |  |  |
Balance, beginning of period | $ 208 | $ 241 | $ 234
Beginning balance at original discount rate | 217 | 201 | 182
Effect of changes in cash flow assumptions | (7) | (5) | (3)
Effect of actual variances from expected experience | 3 | 0 | 2
Adjusted beginning of period balance | 213 | 196 | 181
Issuances | 31 | 40 | 39
Interest accrual | 9 | 8 | 8
Net premiums collected | (28) | (27) | (27)
Ending balance at original discount rate | 225 | 217 | 201
Effect of changes in discount rate assumptions | (2) | (9) | 40
Balance, end of period | 223 | 208 | 241
Present value of expected future policy benefits: |  |  |
Balance, beginning of period | 614 | 826 | 843
Beginning balance at original discount rate | 607 | 577 | 545
Effect of changes in cash flow assumptions | (10) | (7) | (4)
Effect of actual variances from expected experience | 3 | (1) | 2
Adjusted beginning of period balance | 600 | 569 | 543
Issuances | 30 | 40 | 39
Interest accrual | 31 | 29 | 29
Benefits paid | (33) | (31) | (34)
Ending balance at original discount rate | 628 | 607 | 577
Effect of changes in discount rate assumptions | 29 | 7 | 249
Balance, end of period | 657 | 614 | 826
Net liability for future policy benefits: |  |  |
Present value of expected future policy benefits less expected net premiums | 434 | 406 | 585
Impact of flooring at cohort level | 0 | 2 | 0
Net life policy reserves | 434 | 408 | 585
Less reinsurance recoverable at original discount rate | (23) | (25) | (27)
Less effect of discount rate assumption changes on reinsurance recoverable | (5) | (5) | (15)
Net life policy reserves, after reinsurance recoverable | $ 406 | $ 378 | $ 543
Weighted-average duration of the net life policy reserves | 16 years | 16 years | 18 years

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