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| 0000230557-20-000021.txt | 2020-10-28 16:24:31 | |
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| Financial_Report.xlsx | 5460 | 2020-10-28 16:24:31 |
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| q32020pressreleasesupp.htm | 1769192 | 2020-10-28 16:24:31 |
| R1.htm | 38865 | 2020-10-28 16:24:31 |
| report.css | 2767 | 2020-10-28 16:24:31 |
 selectiveinsurancergb1.jpg | 164881 | 2020-10-28 16:24:31 |
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| sigi-20201028.htm | 36351 | 2020-10-28 16:24:31 |
| sigi-20201028.xsd | 2687 | 2020-10-28 16:24:31 |
| sigi-20201028_cal.xml | 736 | 2020-10-28 16:24:31 |
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| sigi-20201028_lab.xml | 28625 | 2020-10-28 16:24:31 |
| sigi-20201028_pre.xml | 15189 | 2020-10-28 16:24:31 |