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v3.23.2

Basis of Presentation - Adoption on Consolidated Condensed Statement of Comprehensive Income (Loss) (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |
Changes in: Net unrealized losses on other investments | $ (413) | $ (2,226) | $ 257 | $ (4,869)
Total unrealized losses on investments | (414) | (2,228) | 248 | (4,875)
Impact of changes in discount rates used to measure long-duration contract liabilities | 256 | 1,507 | (140) | 3,142
Other comprehensive (loss) | (109) | (778) | 180 | (1,780)
Comprehensive (loss) | 279 | (591) | 972 | (1,241)
Amounts attributable to noncontrolling interests | (17) | 59 | (77) | 136
Total comprehensive (loss) attributable to Loews Corporation | $ 262 | (532) | $ 895 | (1,105)
As Reported |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |
Changes in: Net unrealized losses on other investments |  | (1,346) |  | (2,957)
Total unrealized losses on investments |  | (1,348) |  | (2,963)
Other comprehensive (loss) |  | (1,405) |  | (3,010)
Comprehensive (loss) |  | (1,203) |  | (2,438)
Amounts attributable to noncontrolling interests |  | 124 |  | 260
Total comprehensive (loss) attributable to Loews Corporation |  | (1,079) |  | (2,178)
Effect of Adoption |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |
Changes in: Net unrealized losses on other investments |  | (880) |  | (1,912)
Total unrealized losses on investments |  | (880) |  | (1,912)
Impact of changes in discount rates used to measure long-duration contract liabilities |  | 1,507 |  | 3,142
Other comprehensive (loss) |  | 627 |  | 1,230
Comprehensive (loss) |  | 612 |  | 1,197
Amounts attributable to noncontrolling interests |  | (65) |  | (124)
Total comprehensive (loss) attributable to Loews Corporation |  | $ 547 |  | $ 1,073

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