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v3.23.1

INVESTMENTS - Allowance for Loan Losses by Portfolio Segment (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022
Allowance for Loan Losses by Portfolio Segment [Roll Forward] |  |
Balance, beginning of period | $ (192) |
(Addition to) release of allowance for credit losses | (31) | $ 16
Balance, end of period | (223) |
Balance, beginning of period | (7) |
(Addition to) release of allowance for credit losses | 1 | 0
Balance, end of period | (6) |
Balance, beginning of period | 0 |
Balance, end of period | 0 |
Transitional real estate loans |  |
Allowance for Loan Losses by Portfolio Segment [Roll Forward] |  |
Balance, beginning of period | (54) | (68)
(Addition to) release of allowance for credit losses | (11) | 16
Write-offs, net of recoveries | 0 |
Change in foreign exchange | 0 | 0
Balance, end of period | (65) | (52)
Commercial mortgage loans |  |
Allowance for Loan Losses by Portfolio Segment [Roll Forward] |  |
Balance, beginning of period | (9) | (10)
(Addition to) release of allowance for credit losses | 0 | 2
Write-offs, net of recoveries | 0 |
Change in foreign exchange | 0 | 0
Balance, end of period | (9) | (8)
Middle market loans |  |
Allowance for Loan Losses by Portfolio Segment [Roll Forward] |  |
Balance, beginning of period | (129) | (96)
(Addition to) release of allowance for credit losses | (20) | (2)
Write-offs, net of recoveries | 0 |
Change in foreign exchange | 0 | 0
Balance, end of period | (149) | (98)
Held-to-maturity securities |  |
Allowance for Loan Losses by Portfolio Segment [Roll Forward] |  |
Balance, beginning of period | (7) | (8)
(Addition to) release of allowance for credit losses | 1 | 0
Write-offs, net of recoveries | 0 |
Change in foreign exchange | 0 | 0
Balance, end of period | (6) | (8)
Available-for-sale securities |  |
Allowance for Loan Losses by Portfolio Segment [Roll Forward] |  |
Balance, beginning of period | 0 | 0
(Addition to) release of allowance for credit losses | 0 | 0
Write-offs, net of recoveries | 0 |
Change in foreign exchange | 0 | 0
Balance, end of period | 0 | 0
Reinsurance recoverables |  |
Allowance for Loan Losses by Portfolio Segment [Roll Forward] |  |
Balance, beginning of period | (8) | (13)
(Addition to) release of allowance for credit losses) | (3) | 2
Write-offs, net of recoveries | 0 |
Change in foreign exchange | 0 | 2
Balance, end of period | $ (11) | $ (9)

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- Definition Amount of foreign currency translation gain (loss) which decreases (increases) allowance for credit loss on debt securities, available-for-sale. + References No definition available. + Details
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- Definition Amount of foreign currency translation gain (loss) which decreases (increases) allowance for credit loss on debt securities, held-to-maturity. + References No definition available. + Details
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- Definition Amount of allowance for credit loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 50 -Paragraph 9 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=124269663&loc=SL82922900-210455 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 50 -Paragraph 9 -Subparagraph (i) -URI https://asc.fasb.org/extlink&oid=124269663&loc=SL82922900-210455 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (aaa) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27161-111563 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454 + Details
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- Definition Amount of writeoff of investment in debt security, measured at amortized cost (held-to-maturity), charged against allowance for credit loss. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447 + Details
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