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Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2022 | Dec. 31, 2021
Fixed maturities - available for sale, at market value, amortized cost | $ 23,408,417 | $ 22,063,592
Fixed maturities - available for sale, at market value, allowance for credit loss | (42,714) | (29,738)
Fixed maturities - held to maturity, at amortized cost, net of credit allowances, fair value | 71,245 |
Fixed maturities - held to maturity, at amortized cost, credit allowances | (366) |
Short-term investments, at cost | $ 300,854 | $ 1,178,386
Preferred shares, par value | $ 0.01 | $ 0.01
Preferred shares, authorized | 50,000,000 | 50,000,000
Preferred shares, issued | 0 | 0
Preferred shares, outstanding | 0 | 0
Common shares, par value | $ 0.01 | $ 0.01
Common Stock, Shares Authorized | 200,000,000 | 200,000,000
Common shares, outstanding | 69,947,000 | 69,790,000
Accumulated other comprehensive income (loss), net deferred income tax expense (benefit) | $ (208,066) | $ 26,781
Treasury shares | 30,529,000 | 30,524,000

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