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Entire Portfolio Number Of Issuers Of Fixed Maturities

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Total issues of fixed maturities.

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Financing Receivable, Number Of Delinquent Loans

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Financing Receivable, Number Of Loans

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Financing Receivable, Number Of Loans in Non-Accrual Status

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- Definition

Percentage of fixed maturities by component at fair value.

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No definition available.

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- Definition

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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The amount of unfunded commitments for which the entity is obligated, to those certain investments for which net asset value per share is calculated (including by unit, membership interest, or other equity (ownership interest) unit measure) (alternative investments).

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- Definition

Amount of increase (decrease) in allowance for credit loss on financing receivable.

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Amortized cost, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

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The cash outflow for securities or other assets acquired, which qualify for treatment as an investing activity and are to be liquidated, if necessary, beyond the current operating cycle. Includes cash flows from securities classified as trading securities that were acquired for reasons other than sale in the long-term.

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Amount of realized gain (loss) on investment.

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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.

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Investments - Additional Information (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023 USD ($) commercial_mortgage_loan loan issuer Issue	Sep. 30, 2022 USD ($)	Sep. 30, 2023 USD ($) commercial_mortgage_loan loan issuer Issue	Sep. 30, 2022 USD ($)	Dec. 31, 2022 USD ($) Issue commercial_mortgage_loan issuer
Debt Securities, Available-for-sale [Line Items]
Fair value	$ 16,260,034		$ 16,260,034		$ 16,503,365
Percentage of fixed maturities at fair value	100.00%		100.00%		100.00%
Fixed maturity, portfolio issues \| Issue	2,446		2,446		2,328
Fixed portfolio, number of issuers \| issuer	990		990		979
Securities sold with a provision for credit losses	$ 66,000
Number of loans \| loan	25		25
Increase in allowance for credit losses			$ 1,200
Realized gain (loss)—investments	$ (2,193)	$ (29,155)	$ (78,963)	$ (66,845)
Financing receivable, number of loans in delinquent \| commercial_mortgage_loan	0		0		0
Number of loans in non-accrual status \| commercial_mortgage_loan	0		0		0
Carrying value, net of valuation allowance	$ 228,802		$ 228,802		$ 181,305
Commercial Portfolio Segment
Debt Securities, Available-for-sale [Line Items]
Realized gain (loss)—investments			(2,900)
Unfunded Loan Commitment
Debt Securities, Available-for-sale [Line Items]
Carrying value, net of valuation allowance	23,000		23,000
Corporates
Debt Securities, Available-for-sale [Line Items]
Fair value	$ 13,131,862		$ 13,131,862		$ 13,666,064
Percentage of fixed maturities at fair value	81.00%		81.00%		83.00%
Investment in Limited Partnerships
Debt Securities, Available-for-sale [Line Items]
Capital called from investment funds			$ 103,000
Investment funds, unfunded commitments	$ 786,724		786,724
Banks \| Fixed maturities available for sale \| Corporates
Debt Securities, Available-for-sale [Line Items]
Fair value	$ 1,200,000		$ 1,200,000		$ 1,300,000
Percentage of fixed maturities at fair value	7.00%		7.00%		8.00%
Real Estate Investment Trust \| Fixed maturities available for sale \| Corporates
Debt Securities, Available-for-sale [Line Items]
Fair value	$ 382,000		$ 382,000		$ 428,000
Percentage of fixed maturities at fair value	2.00%		2.00%		3.00%