The reserve to cover probable credit losses related to specifically identified fixed maturity real estate loans as well as probable credit losses inherent in the remainder of that loan portfolio.

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Amortized cost excluding accrued interest, before allowance for credit loss, of financing receivable. Excludes net investment in lease.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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The balance represents the amount of loans that are secured by real estate mortgages, offset by the reserve to cover probable credit losses on the loan portfolio.

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Investments - Bank loans amortized cost by credit quality and year of origination (Details) - USD ($) $ in Millions	Mar. 31, 2023	Dec. 31, 2022
Schedule of Available for Sale Securities
Amortized cost, net	$ 781	$ 762
Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	750	743
Allowance	(52)	(57)
Amortized cost, net	698	686
NAIC 2 / BBB \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	61	54
NAIC 3 / BB \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	252	266
NAIC 4 / B \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	347	329
NAIC 5-6/ CCC and below \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	90	$ 94
2018 and prior \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	58
2018 and prior \| NAIC 2 / BBB \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	0
2018 and prior \| NAIC 3 / BB \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	5
2018 and prior \| NAIC 4 / B \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	22
2018 and prior \| NAIC 5-6/ CCC and below \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	31
2019 \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	62
2019 \| NAIC 2 / BBB \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	7
2019 \| NAIC 3 / BB \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	4
2019 \| NAIC 4 / B \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	17
2019 \| NAIC 5-6/ CCC and below \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	34
2020 \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	24
2020 \| NAIC 2 / BBB \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	5
2020 \| NAIC 3 / BB \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	3
2020 \| NAIC 4 / B \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	15
2020 \| NAIC 5-6/ CCC and below \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	1
2021 \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	486
2021 \| NAIC 2 / BBB \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	45
2021 \| NAIC 3 / BB \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	202
2021 \| NAIC 4 / B \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	223
2021 \| NAIC 5-6/ CCC and below \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	16
2022 \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	64
2022 \| NAIC 2 / BBB \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	4
2022 \| NAIC 3 / BB \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	16
2022 \| NAIC 4 / B \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	38
2022 \| NAIC 5-6/ CCC and below \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	6
Current \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	56
Current \| NAIC 2 / BBB \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	0
Current \| NAIC 3 / BB \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	22
Current \| NAIC 4 / B \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	32
Current \| NAIC 5-6/ CCC and below \| Bank loans, net
Schedule of Available for Sale Securities
Amortized cost before allowance	$ 2