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CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions | Dec. 31, 2023 | Dec. 31, 2022
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ASSETS: |  |
Fixed maturities - available for sale, at fair value (amortized cost: 2023, $28,568; 2022, $24,191, credit allowances: 2023, $(48); 2022, $(54)) | $ 27,740 | $ 22,236
Fixed maturities - held to maturity, at amortized cost (fair value: 2023, $854; 2022, $821, net of credit allowances: 2023, $(8); 2022, $(9)) | 855 | 839
Equity securities, at fair value | 188 | 281
Other invested assets | 4,794 | 4,085
Short-term investments | 2,127 | 1,032
Cash | 1,437 | 1,398
Total investments and cash | 37,142 | 29,872
Accrued investment income | 324 | 217
Premiums receivable (net of credit allowances: 2023, $(41); 2022, $(29)) | 4,768 | 3,619
Reinsurance paid loss recoverables (net of credit allowances: 2023, $(26); 2022, $(23)) | 164 | 136
Reinsurance unpaid loss recoverables | 2,098 | 2,105
Funds held by reinsureds | 1,135 | 1,056
Deferred acquisition costs | 1,247 | 962
Prepaid reinsurance premiums | 713 | 610
Income tax asset, net | 868 | 459
Other assets (net of credit allowances: 2023, $(9); 2022, $(5)) | 941 | 930
TOTAL ASSETS | 49,399 | 39,966
LIABILITIES: |  |
Reserve for losses and loss adjustment expenses | 24,604 | 22,065
Unearned premium reserve | 6,622 | 5,147
Funds held under reinsurance treaties | 24 | 13
Amounts due to reinsurers | 650 | 567
Losses in course of payment | 171 | 74
Senior notes | 2,349 | 2,347
Long-term notes | 218 | 218
Borrowings from FHLB | 819 | 519
Accrued interest on debt and borrowings | 22 | 19
Unsettled securities payable | 137 | 1
Other liabilities | 582 | 555
TOTAL LIABILITIES | 36,197 | 31,525
Commitments and contingencies (Note 11) |  |
SHAREHOLDERS' EQUITY: |  |
Preferred shares, par value: $0.01; 50.0 shares authorized; no shares issued and outstanding | 0 | 0
Common shares, par value: $0.01; 200.0 shares authorized; (2023) 74.2 and (2022) 69.9 outstanding before treasury shares | 1 | 1
Additional paid-in capital | 3,773 | 2,302
Accumulated other comprehensive income (loss), net of deferred income tax expense (benefit) of $(99) at 2023 and $(250) at 2022 | (934) | (1,996)
Treasury shares, at cost: 30.8 shares (2023) and 30.8 shares (2022) | (3,908) | (3,908)
Retained earnings | 14,270 | 12,042
Total shareholders' equity | 13,202 | 8,441
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY | $ 49,399 | $ 39,966

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