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Investments (Tables)
3 Months Ended
Mar. 31, 2023
Investments, Debt and Equity Securities [Abstract]  
Fixed Maturity Securities by Sector
Fixed maturity securities by sector were as follows at:
March 31, 2023December 31, 2022
Amortized
Cost
Allowance for Credit LossesGross UnrealizedEstimated
Fair
Value
Amortized
Cost
Allowance for Credit LossesGross UnrealizedEstimated
Fair
Value
GainsLossesGainsLosses
(In millions)
U.S. corporate$37,171 $— $320 $3,879 $33,612 $36,926 $$203 $4,521 $32,607 
Foreign corporate12,465 — 56 1,638 10,883 12,471 38 1,932 10,576 
U.S. government and agency8,310 — 472 495 8,287 8,318 — 300 602 8,016 
RMBS8,357 46 811 7,590 8,431 44 945 7,528 
CMBS7,343 — 666 6,674 7,324 — 710 6,611 
ABS5,835 — 248 5,596 5,652 — 296 5,359 
State and political subdivision4,072 — 178 301 3,949 4,074 — 125 400 3,799 
Foreign government1,140 — 49 95 1,094 1,148 — 39 106 1,081 
Total fixed maturity securities$84,693 $$1,130 $8,133 $77,685 $84,344 $$752 $9,512 $75,577 
Maturities of Fixed Maturity Securities
The amortized cost and estimated fair value of fixed maturity securities, by contractual maturity date, were as follows at March 31, 2023:
Due in One
Year or Less
Due After One
Year Through
Five Years
Due After Five
Years Through
Ten Years
Due After Ten
Years
Structured
Securities (1)
Total Fixed
Maturity
Securities
(In millions)
Amortized cost$1,556 $14,307 $16,379 $30,916 $21,535 $84,693 
Estimated fair value$1,528 $13,669 $14,794 $27,834 $19,860 $77,685 
_______________
(1)Structured securities include residential mortgage-backed securities (“RMBS”), commercial mortgage-backed securities (“CMBS”) and asset-backed securities (“ABS”) (collectively, “Structured Securities”).
Continuous Gross Unrealized Losses for Fixed Maturity Securities by Sector
The estimated fair value and gross unrealized losses of fixed maturity securities in an unrealized loss position, by sector and by length of time that the securities have been in a continuous unrealized loss position, were as follows at:
March 31, 2023December 31, 2022
Less than 12 Months12 Months or GreaterLess than 12 Months12 Months or Greater
Estimated
Fair
Value
Gross
Unrealized
Losses
Estimated
Fair
Value
Gross
Unrealized
Losses
Estimated
Fair
Value
Gross
Unrealized
Losses
Estimated
Fair
Value
Gross
Unrealized
Losses
(Dollars in millions)
U.S. corporate$15,735 $1,324 $12,122 $2,555 $24,509 $3,351 $3,979 $1,170 
Foreign corporate4,986 423 4,828 1,215 8,260 1,413 1,601 519 
U.S. government and agency1,515 119 2,266 376 3,121 265 1,147 337 
RMBS3,017 209 3,942 602 4,731 497 2,246 448 
CMBS3,582 265 3,041 401 5,589 543 970 167 
ABS1,828 50 2,980 198 3,347 159 1,733 137 
State and political subdivision1,223 100 789 201 2,041 317 247 83 
Foreign government408 27 368 68 777 99 21 
Total fixed maturity securities$32,294 $2,517 $30,336 $5,616 $52,375 $6,644 $11,944 $2,868 
Total number of securities in an unrealized loss position4,595 4,746 7,309 2,049 
Mortgage Loans by Portfolio Segment
Mortgage loans are summarized as follows at:
March 31, 2023December 31, 2022
Carrying
Value
% of
Total
Carrying
Value
% of
Total
(Dollars in millions)
Commercial$13,529 59.3 %$13,574 59.2 %
Agricultural4,388 19.2 4,365 19.0 
Residential5,042 22.1 5,116 22.3 
Total mortgage loans (1)22,959 100.6 23,055 100.5 
Allowance for credit losses(136)(0.6)(119)(0.5)
Total mortgage loans, net$22,823 100.0 %$22,936 100.0 %
_______________
(1)Purchases of mortgage loans from third parties were $32 million and $840 million for the three months ended March 31, 2023 and 2022, respectively, and were primarily comprised of residential mortgage loans.
Rollforward of the Allowance for Credit Losses for Mortgage Loans by Portfolio Segment
The changes in the allowance for credit losses by portfolio segment were as follows:
CommercialAgriculturalResidentialTotal
(In millions)
Three Months Ended March 31, 2023
Balance, beginning of period$49 $15 $55 $119 
Current period provision15 (1)17 
Balance, end of period$64 $14 $58 $136 
Three Months Ended March 31, 2022
Balance, beginning of period$67 $12 $44 $123 
Current period provision(1)
Balance, end of period$69 $15 $43 $127 
Credit Quality of Mortgage Loans by Portfolio Segment
The amortized cost of mortgage loans by year of origination and credit quality indicator was as follows at:
20232022202120202019PriorTotal
(In millions)
March 31, 2023
Commercial mortgage loans
Loan-to-value ratios:
Less than 65%$47 $1,914 $2,840 $404 $1,481 $4,492 $11,178 
65% to 75%— 503 354 — 270 714 1,841 
76% to 80%— — 18 39 40 119 216 
Greater than 80%— — — — 75 219 294 
Total commercial mortgage loans47 2,417 3,212 443 1,866 5,544 13,529 
Agricultural mortgage loans
Loan-to-value ratios:
Less than 65%36 560 1,138 412 498 1,362 4,006 
65% to 75%— 139 116 59 49 18 381 
Greater than 80%— — — — — 
Total agricultural mortgage loans36 699 1,254 471 547 1,381 4,388 
Residential mortgage loans
Performing1,269 1,713 163 211 1,613 4,971 
Nonperforming— 10 53 71 
Total residential mortgage loans1,274 1,723 164 213 1,666 5,042 
Total$85 $4,390 $6,189 $1,078 $2,626 $8,591 $22,959 
20222021202020192018PriorTotal
(In millions)
December 31, 2022
Commercial mortgage loans
Loan-to-value ratios:
Less than 65%$1,916 $2,819 $405 $1,493 $888 $3,627 $11,148 
65% to 75%503 354 — 271 367 425 1,920 
76% to 80%— 18 40 90 65 48 261 
Greater than 80%— — — 25 57 163 245 
Total commercial mortgage loans2,419 3,191 445 1,879 1,377 4,263 13,574 
Agricultural mortgage loans
Loan-to-value ratios:
Less than 65%532 1,163 420 496 643 740 3,994 
65% to 75%148 90 59 56 16 370 
Greater than 80%— — — — — 
Total agricultural mortgage loans680 1,253 479 552 645 756 4,365 
Residential mortgage loans
Performing1,266 1,745 167 215 168 1,491 5,052 
Nonperforming— 49 64 
Total residential mortgage loans1,270 1,753 167 217 169 1,540 5,116 
Total$4,369 $6,197 $1,091 $2,648 $2,191 $6,559 $23,055 
The amortized cost of commercial mortgage loans by debt-service coverage ratio was as follows at:
March 31, 2023December 31, 2022
Amortized Cost% of
Total
Amortized Cost% of
Total
(Dollars in millions)
Debt-service coverage ratios:
Greater than 1.20x$12,365 91.4 %$12,157 89.6 %
1.00x - 1.20x421 3.1 590 4.3 
Less than 1.00x743 5.5 827 6.1 
Total$13,529 100.0 %$13,574 100.0 %
Past Due Mortgage Loans by Portfolio Segment
The aging of the amortized cost of past due mortgage loans by portfolio segment was as follows at:
March 31, 2023December 31, 2022
CommercialAgriculturalResidentialTotalCommercialAgriculturalResidentialTotal
(In millions)
Current$13,512 $4,382 $4,969 $22,863 $13,574 $4,346 $5,041 $22,961 
30-59 days past due17 — 19 — — 11 11 
60-89 days past due— 31 35 — — 16 16 
90-179 days past due— — — 31 34 
180+ days past due— 34 36 — 16 17 33 
Total
$13,529 $4,388 $5,042 $22,959 $13,574 $4,365 $5,116 $23,055 
Mortgage Loans in Nonaccrual Status by Portfolio Segment
The amortized cost of mortgage loans in a nonaccrual status by portfolio segment was as follows at:
CommercialAgriculturalResidential (1)Total
(In millions)
March 31, 2023
$29 $$71 $102 
December 31, 2022
$11 $$64 $78 
_______________
(1)The Company had $2 million of mortgage loans in nonaccrual status for which there was no related allowance for credit losses at March 31, 2023. All mortgage loans in nonaccrual status had an allowance for credit losses at December 31, 2022. Mortgage loans in nonaccrual status for which there was no related allowance for credit losses pertains to collateral dependent loans where the collateral value exceeds amortized cost.
Net Unrealized Investment Gains (Losses)
The components of net unrealized investment gains (losses), included in AOCI, were as follows at:
March 31, 2023December 31, 2022
(In millions)
Fixed maturity securities$(7,003)$(8,760)
Derivatives598 638 
Other(8)
Subtotal(6,413)(8,119)
Amounts allocated from:
Future policy benefits646 917 
Deferred income tax benefit (expense)1,211 1,512 
Net unrealized investment gains (losses)$(4,556)$(5,690)
The changes in net unrealized investment gains (losses) were as follows:
Three Months Ended March 31, 2023
(In millions)
Balance at December 31, 2022$(5,690)
Unrealized investment gains (losses) during the period1,706 
Unrealized investment gains (losses) relating to:
Future policy benefits(271)
Deferred income tax benefit (expense)(301)
Balance at March 31, 2023$(4,556)
Change in net unrealized investment gains (losses)$1,134 
Securities Lending
Elements of the securities lending program are presented below at:
March 31, 2023December 31, 2022
(In millions)
Securities on loan: (1)
Amortized cost$3,819 $3,995 
Estimated fair value$3,626 $3,638 
Cash collateral received from counterparties (2)$3,692 $3,731 
Reinvestment portfolio — estimated fair value$3,590 $3,603 
_______________
(1)Included in fixed maturity securities.
(2)Included in payables for collateral under securities loaned and other transactions.
The cash collateral liability by loaned security type and remaining tenor of the agreements were as follows at:
March 31, 2023December 31, 2022
Open (1)1 Month or Less1 to 6 MonthsTotalOpen (1)1 Month or Less1 to 6 MonthsTotal
(In millions)
U.S. government and agency$790 $1,055 $1,293 $3,138 $640 $1,527 $984 $3,151 
U.S. corporate— 359 — 359 410 — 412 
Foreign corporate— 178 — 178 — 152 — 152 
Foreign government— 17 — 17 — 16 — 16 
Total$790 $1,609 $1,293 $3,692 $642 $2,105 $984 $3,731 
_______________
(1)The related loaned security could be returned to the Company on the next business day which would require the Company to immediately return the cash collateral.
Invested Assets on Deposit, Held in Trust and Pledged as Collateral
Invested assets on deposit, held in trust and pledged as collateral at estimated fair value were as follows at:
March 31, 2023December 31, 2022
(In millions)
Invested assets on deposit (regulatory deposits) (1)$8,328 $7,999 
Invested assets held in trust (reinsurance agreements) (2)5,857 5,621 
Invested assets pledged as collateral (3)12,829 13,920 
Total invested assets on deposit, held in trust and pledged as collateral$27,014 $27,540 
_______________
(1)The Company has assets, primarily fixed maturity securities, on deposit with governmental authorities relating to certain policyholder liabilities, of which $58 million and $21 million of the assets on deposit represents restricted cash and cash equivalents at March 31, 2023 and December 31, 2022, respectively.
(2)The Company has assets, primarily fixed maturity securities, held in trust relating to certain reinsurance transactions, of which $266 million and $240 million of the assets held in trust balance represents restricted cash and cash equivalents at March 31, 2023 and December 31, 2022, respectively.
(3)The Company has pledged invested assets in connection with various agreements and transactions, including funding agreements (see Note 3 of the Notes to the Consolidated Financial Statements included in the 2022 Annual Report) and derivative transactions (see Note 7).
Variable Interest Entities
The carrying amount and maximum exposure to loss related to the VIEs for which the Company has concluded that it holds a variable interest, but is not the primary beneficiary, were as follows at:
 March 31, 2023December 31, 2022
 Carrying
Amount
Maximum
Exposure
to Loss
Carrying
Amount
Maximum
Exposure
to Loss
 (In millions)
Fixed maturity securities$16,017 $17,409 $15,896 $17,471 
Limited partnerships and LLCs4,184 5,431 4,136 5,491 
Total$20,201 $22,840 $20,032 $22,962 
Components of Net Investment Income
The components of net investment income were as follows:
Three Months Ended
March 31,
20232022
(In millions)
Investment income:
Fixed maturity securities$837 $718 
Mortgage loans239 203 
Policy loans15 15 
Limited partnerships and LLCs (1)(13)241 
Cash, cash equivalents and short-term investments50 
Other22 14 
Total investment income1,150 1,192 
Less: Investment expenses91 41 
Net investment income$1,059 $1,151 
_______________
(1)Includes net investment income pertaining to other limited partnership interests of ($1) million and $212 million for the three months ended March 31, 2023 and 2022, respectively.
Components of Net Investment Gains (Losses)
The components of net investment gains (losses) were as follows:
Three Months Ended
March 31,
20232022
(In millions)
Fixed maturity securities $(76)$(42)
Equity securities(3)(6)
Mortgage loans(17)(4)
Limited partnerships and LLCs— (16)
Total net investment gains (losses)$(96)$(68)
Sales or Disposals of Fixed Maturity Securities Proceeds from sales or disposals of fixed maturity securities and the components of fixed maturity securities net investment gains (losses) were as follows:
Three Months Ended
March 31,
20232022
(In millions)
Proceeds$772 $2,539 
Gross investment gains$$44 
Gross investment losses(73)(83)
Net investment gains (losses)$(70)$(39)