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Schedule I - Summary Of Investments - Other Than Investments In Related Parties | 12 Months Ended
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Dec. 31, 2020
Schedule I - Summary Of Investments - Other Than Investments In Related Parties [Abstract] |
Schedule I - Summary Of Investments - Other Than Investments In Related Parties | SCHEDULE I — SUMMARY OF INVESTMENTS — OTHER THAN INVESTMENTS IN RELATED PARTIES December 31, 2020
Column A |  | Column B |  |  | Column C |  |  | Column D
|  |  |  |  |  |  |  | Amount
|  |  |  |  |  |  |  | Shown in
|  |  |  |  | Market |  |  | Balance
(Dollars in thousands) |  | Cost |  |  | Value |  |  | Sheet
Fixed maturities-available for sale |  |  |  |  |  |  |  |
Bonds: |  |  |  |  |  |  |  |
U.S. government and government agencies | $ | 1,325,156 |  | $ | 1,367,106 |  | $ | 1,367,106
State, municipalities and political subdivisions |  | 543,895 |  |  | 577,295 |  |  | 577,295
Foreign government securities |  | 1,565,260 |  |  | 1,645,375 |  |  | 1,645,375
Foreign corporate securities |  | 3,297,898 |  |  | 3,472,333 |  |  | 3,472,333
Public utilities |  | 305,922 |  |  | 329,977 |  |  | 329,977
All other corporate bonds |  | 9,051,540 |  |  | 9,377,901 |  |  | 9,377,901
Mortgage - backed securities: |  |  |  |  |  |  |  |
Commercial |  | 915,923 |  |  | 990,303 |  |  | 990,303
Agency residential |  | 2,206,139 |  |  | 2,267,739 |  |  | 2,267,739
Non-agency residential |  | 5,187 |  |  | 5,194 |  |  | 5,194
Redeemable preferred stock |  | 8,147 |  |  | 6,950 |  |  | 6,950
Total fixed maturities-available for sale |  | 19,225,067 |  |  | 20,040,173 |  |  | 20,040,173
Fixed maturities - available for sale at fair value (1) |  | — |  |  | — |  |  | —
Equity securities - at fair value (1) |  | 1,113,298 |  |  | 1,472,236 |  |  | 1,472,236
Short-term investments |  | 1,135,088 |  |  | 1,134,950 |  |  | 1,134,950
Other invested assets |  | 2,012,581 |  |  | 2,012,581 |  |  | 2,012,581
Cash |  | 801,651 |  |  | 801,651 |  |  | 801,651
Total investments and cash | $ | 24,287,685 |  | $ | 25,461,591 |  | $ | 25,461,591
(1) Original cost does not reflect fair value adjustments, which have been realized through the statements of operations and comprehensive income (loss).

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- Definition The entire disclosure of information about investment held by insurance company, excluding investment in related party. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 12 -Subsection 15 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 320 -Section S99 -Paragraph 7 -Subparagraph (SX 210.12-15) -URI http://asc.fasb.org/extlink&oid=120401592&loc=d3e611379-123010 + Details
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