XML 34 R23.htm IDEA: XBRL DOCUMENT v3.24.1.1.u2
Investments (Tables)
3 Months Ended
Mar. 31, 2024
Investments [Abstract]  
Schedule of Fixed Maturity Securities
At March 31, 2024 and December 31, 2023, the amortized cost and fair value of fixed maturity securities were as follows:
Amortized
Cost (1)
Gross
Unrealized
Gains
Gross
Unrealized
Losses
Allowance for Credit LossesFair Value
(Dollars in thousands)
March 31, 2024
Fixed maturity securities, available for sale:
U.S. Government and agencies$28,354 $13 $(1,230)$— $27,137 
States, municipalities and territories3,392,780 9,188 (584,994)— 2,816,974 
Foreign corporate securities and foreign governments513,299 643 (80,934)— 433,008 
Corporate securities21,952,356 124,669 (2,808,944)(3,293)19,264,788 
Residential mortgage backed securities1,093,654 9,209 (107,733)— 995,130 
Commercial mortgage backed securities3,121,755 2,701 (390,371)— 2,734,085 
Other asset backed securities5,907,623 22,009 (156,150)(225)5,773,257 
$36,009,821 $168,432 $(4,130,356)$(3,518)$32,044,379 
December 31, 2023
Fixed maturity securities, available for sale:
U.S. Government and agencies$172,683 $606 $(2,148)$— $171,141 
States, municipalities and territories3,654,571 17,477 (573,108)— 3,098,940 
Foreign corporate securities and foreign governments563,890 1,669 (71,820)— 493,739 
Corporate securities23,036,862 175,014 (2,605,048)(3,412)20,603,416 
Residential mortgage backed securities1,503,639 11,598 (112,736)— 1,402,501 
Commercial mortgage backed securities3,405,647 995 (454,095)— 2,952,547 
Other asset backed securities6,200,170 30,530 (171,884)(618)6,058,198 
$38,537,462 $237,889 $(3,990,839)$(4,030)$34,780,482 
(1)Amortized cost excludes accrued interest receivable of $352.8 million and $360.9 million as of March 31, 2024 and December 31, 2023, respectively.
Schedule of Fixed Maturity Securities by Contractual Maturity Date
The amortized cost and fair value of fixed maturity securities at March 31, 2024, by contractual maturity are shown below. Actual maturities will differ from contractual maturities because borrowers may have the right to call or prepay obligations with or without call or prepayment penalties. All of our mortgage and other asset backed securities provide for periodic payments throughout their lives and are shown below as separate lines.
Available for sale
Amortized
Cost
Fair Value
(Dollars in thousands)
Due in one year or less$635,069 $628,657 
Due after one year through five years5,295,239 5,166,955 
Due after five years through ten years4,174,379 3,788,971 
Due after ten years through twenty years7,149,272 6,209,035 
Due after twenty years8,632,830 6,748,289 
25,886,789 22,541,907 
Residential mortgage backed securities1,093,654 995,130 
Commercial mortgage backed securities3,121,755 2,734,085 
Other asset backed securities5,907,623 5,773,257 
$36,009,821 $32,044,379 
Schedule of Net Unrealized Gains (Losses) on Investments Reported as Separate Component of Stockholders' Equity
Net unrealized losses on investments reported as a separate component of stockholders' equity were comprised of the following:
March 31, 2024December 31, 2023
(Dollars in thousands)
Net unrealized losses on investments$(3,963,901)$(3,755,689)
Deferred income tax valuation allowance reversal22,534 22,534 
Deferred income tax expense831,961 788,236 
Net unrealized losses reported as accumulated other comprehensive loss$(3,109,406)$(2,944,919)
Schedule of Credit Quality of Fixed Maturity Security Portfolio by NAIC Designation
The following table summarizes the credit quality, as determined by NAIC designation, of our fixed maturity portfolio as of the dates indicated:
March 31, 2024December 31, 2023
NAIC
Designation (1)
Amortized
Cost
Fair
Value
Amortized
Cost
Fair
Value
(Dollars in thousands)
1$21,333,429 $18,916,331 $22,493,843 $20,209,842 
213,523,795 12,096,461 14,910,687 13,529,169 
3657,003 613,090 583,131 527,556 
4183,294 152,918 201,610 168,191 
588,840 67,345 88,581 68,538 
65,398 3,922 9,400 10,132 
$35,791,759 $31,850,067 $38,287,252 $34,513,428 
(1)The table excludes residual tranche securities that are not rated with an amortized cost of $218,062 and $250,210, and fair value of $194,312 and $267,054 as of March 31, 2024 and December 31, 2023, respectively.
Unrealized Gains (Losses) on Investments
The following table shows our investments' gross unrealized losses and fair value, aggregated by investment category and length of time that individual securities (consisting of 3,525 and 3,639 securities, respectively) have been in a continuous unrealized loss position, at March 31, 2024 and December 31, 2023:
Less than 12 months12 months or moreTotal
Fair ValueUnrealized
Losses (1)
Fair ValueUnrealized
Losses (1)
Fair ValueUnrealized
Losses (1)
(Dollars in thousands)
March 31, 2024
Fixed maturity securities, available for sale:
U.S. Government and agencies$3,990 $(20)$22,732 $(1,210)$26,722 $(1,230)
States, municipalities and territories114,901 (10,035)2,522,955 (574,959)2,637,856 (584,994)
Foreign corporate securities and foreign governments17,385 (92)382,787 (80,842)400,172 (80,934)
Corporate securities1,280,454 (34,771)14,276,990 (2,774,173)15,557,444 (2,808,944)
Residential mortgage backed securities51,291 (836)653,903 (106,897)705,194 (107,733)
Commercial mortgage backed securities55,259 (1,517)2,497,882 (388,854)2,553,141 (390,371)
Other asset backed securities1,430,802 (61,836)2,003,652 (94,314)3,434,454 (156,150)
$2,954,082 $(109,107)$22,360,901 $(4,021,249)$25,314,983 $(4,130,356)
December 31, 2023
Fixed maturity securities, available for sale:
U.S. Government and agencies$55,087 $(279)$47,639 $(1,869)$102,726 $(2,148)
States, municipalities and territories451,091 (44,832)2,290,704 (528,276)2,741,795 (573,108)
Foreign corporate securities and foreign governments1,555 (195)427,021 (71,625)428,576 (71,820)
Corporate securities3,275,031 (237,744)13,625,542 (2,367,304)16,900,573 (2,605,048)
Residential mortgage backed securities145,093 (7,614)858,821 (105,122)1,003,914 (112,736)
Commercial mortgage backed securities431,947 (69,007)2,416,868 (385,088)2,848,815 (454,095)
Other asset backed securities968,026 (29,606)3,057,618 (142,278)4,025,644 (171,884)
$5,327,830 $(389,277)$22,724,213 $(3,601,562)$28,052,043 $(3,990,839)
(1)Unrealized losses have been reduced to reflect the allowance for credit losses of $3.5 million and $4.0 million as of March 31, 2024 and December 31, 2023, respectively.
Changes in net unrealized gains/losses on investments for the three months ended March 31, 2024 and 2023 are as follows:
Three Months Ended 
 March 31,
20242023
(Dollars in thousands)
Fixed maturity securities available for sale carried at fair value$(208,212)$833,268 
Adjustment for effect on other balance sheet accounts:
Deferred income tax asset/liability43,725 (174,986)
43,725 (174,986)
Change in net unrealized gains/losses on investments carried at fair value$(164,487)$658,282 
Net Realized Gains (Losses) on Investments
Net realized losses on investments for the three months ended March 31, 2024 and 2023, are as follows:
Three Months Ended 
 March 31,
20242023
(Dollars in thousands)
Available for sale fixed maturity securities:
Gross realized gains$15,887 $25,988 
Gross realized losses(104,505)(44,451)
Net credit loss recovery (provision)
512 (829)
(88,106)(19,292)
Other investments:
Gross realized gains— 1,777 
Gross realized losses— (432)
— 1,345 
Mortgage loans on real estate:
Increase in allowance for credit losses
(3,468)(8,654)
Recovery of specific allowance— — 
Loss on sale of mortgage loans(2,476)(1,186)
(5,944)(9,840)
Total net realized losses
$(94,050)$(27,787)
Rollforward of Allowance for Credit Loss
The following table provides a rollforward of the allowance for credit loss:
Three Months Ended March 31, 2024
Corporate SecuritiesResidential Mortgage Backed SecuritiesOther Asset Backed SecuritiesTotal
(Dollars in thousands)
Beginning balance$3,412 $— $618 $4,030 
Change in allowance on securities with previous allowance— — — — 
Recoveries of amounts previously written off(119)— (393)(512)
Ending balance$3,293 $— $225 $3,518 
Three Months Ended March 31, 2023
Corporate SecuritiesResidential Mortgage Backed SecuritiesOther Asset Backed SecuritiesTotal
(Dollars in thousands)
Beginning balance$3,214 $133 $— $3,347 
Change in allowance on securities with previous allowance(1,300)— — (1,300)
Recoveries of amounts previously written off— — — — 
Ending balance$1,914 $133 $— $2,047