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|---|---|---|
 0000719220-22-000004-index-headers.html | 2022-01-27 08:25:54 | |
| 0000719220-22-000004-index.html | 2022-01-27 08:25:54 | |
| 0000719220-22-000004.txt | 2022-01-27 08:25:54 | |
 0000719220-22-000004-xbrl.zip | 47197 | 2022-01-27 08:25:54 |
 a2ndqtr2016earnimagea01.jpg | 176372 | 2022-01-27 08:25:54 |
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 a4qinvestordeck001.jpg | 44162 | 2022-01-27 08:25:54 |
 a4qinvestordeck002.jpg | 230248 | 2022-01-27 08:25:54 |
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 a4qinvestordeck010.jpg | 69492 | 2022-01-27 08:25:54 |
 a4qinvestordeck011.jpg | 79776 | 2022-01-27 08:25:54 |
 a4qinvestordeck012.jpg | 84599 | 2022-01-27 08:25:54 |
 a4qinvestordeck013.jpg | 44167 | 2022-01-27 08:25:54 |
| FilingSummary.xml | 1737 | 2022-01-27 08:25:54 |
| Financial_Report.xlsx | 5657 | 2022-01-27 08:25:54 |
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| R1.htm | 38596 | 2022-01-27 08:25:54 |
| report.css | 2767 | 2022-01-27 08:25:54 |
| Show.js | 1085 | 2022-01-27 08:25:54 |
| stba-20211231xex991.htm | 571810 | 2022-01-27 08:25:54 |
| stba-2021x12x31divxex993.htm | 5478 | 2022-01-27 08:25:54 |
| stba-20220124.htm | 39798 | 2022-01-27 08:25:54 |
| stba-20220124.xsd | 1921 | 2022-01-27 08:25:54 |
| stba-20220124_htm.xml | 11251 | 2022-01-27 08:25:54 |
| stba-20220124_lab.xml | 24275 | 2022-01-27 08:25:54 |
| stba-20220124_pre.xml | 12654 | 2022-01-27 08:25:54 |