Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000719220-19-000017-index-headers.html | 2019-02-21 17:28:53 | |
| 0000719220-19-000017-index.html | 2019-02-21 17:28:53 | |
| 0000719220-19-000017.txt | 2019-02-21 17:28:53 | |
 0000719220-19-000017-xbrl.zip | 646783 | 2019-02-21 17:28:53 |
 chart-461355b453065423b0f.jpg | 47621 | 2019-02-21 17:28:53 |
| ex-21201810k.htm | 12172 | 2019-02-21 17:28:53 |
| ex-231201810k.htm | 6655 | 2019-02-21 17:28:53 |
| ex-232201810k.htm | 4282 | 2019-02-21 17:28:53 |
| ex-311201810k.htm | 8082 | 2019-02-21 17:28:53 |
| ex-312201810k.htm | 8134 | 2019-02-21 17:28:53 |
| ex-32201810k.htm | 7625 | 2019-02-21 17:28:53 |
| FilingSummary.xml | 85595 | 2019-02-21 17:28:53 |
| Financial_Report.xlsx | 217061 | 2019-02-21 17:28:53 |
 markkochvara05.jpg | 6224 | 2019-02-21 17:28:53 |
| R1.htm | 34027 | 2019-02-21 17:28:53 |
| R10.htm | 51489 | 2019-02-21 17:28:53 |
| R100.htm | 6269 | 2019-02-21 17:28:53 |
| R101.htm | 16964 | 2019-02-21 17:28:53 |
| R102.htm | 7860 | 2019-02-21 17:28:53 |
| R103.htm | 15355 | 2019-02-21 17:28:53 |
| R104.htm | 13655 | 2019-02-21 17:28:53 |
| R105.htm | 8763 | 2019-02-21 17:28:53 |
| R106.htm | 32116 | 2019-02-21 17:28:53 |
| R107.htm | 12133 | 2019-02-21 17:28:53 |
| R108.htm | 23260 | 2019-02-21 17:28:53 |
| R109.htm | 9183 | 2019-02-21 17:28:53 |
| R11.htm | 337090 | 2019-02-21 17:28:53 |
| R110.htm | 8683 | 2019-02-21 17:28:53 |
| R111.htm | 14280 | 2019-02-21 17:28:53 |
| R112.htm | 22898 | 2019-02-21 17:28:53 |
| R113.htm | 25659 | 2019-02-21 17:28:53 |
| R114.htm | 18127 | 2019-02-21 17:28:53 |
| R115.htm | 23356 | 2019-02-21 17:28:53 |
| R116.htm | 46622 | 2019-02-21 17:28:53 |
| R117.htm | 16210 | 2019-02-21 17:28:53 |
| R118.htm | 36986 | 2019-02-21 17:28:53 |
| R119.htm | 64718 | 2019-02-21 17:28:53 |
| R12.htm | 5121 | 2019-02-21 17:28:53 |
| R120.htm | 30354 | 2019-02-21 17:28:53 |
| R121.htm | 7027 | 2019-02-21 17:28:53 |
| R122.htm | 7414 | 2019-02-21 17:28:53 |
| R123.htm | 36115 | 2019-02-21 17:28:53 |
| R124.htm | 10011 | 2019-02-21 17:28:53 |
| R125.htm | 14208 | 2019-02-21 17:28:53 |
| R126.htm | 44686 | 2019-02-21 17:28:53 |
| R127.htm | 47536 | 2019-02-21 17:28:53 |
| R128.htm | 27127 | 2019-02-21 17:28:53 |
| R129.htm | 34087 | 2019-02-21 17:28:53 |
| R13.htm | 6378 | 2019-02-21 17:28:53 |
| R130.htm | 38988 | 2019-02-21 17:28:53 |
| R131.htm | 48908 | 2019-02-21 17:28:53 |
| R132.htm | 6463 | 2019-02-21 17:28:53 |
| R133.htm | 67194 | 2019-02-21 17:28:53 |
| R134.htm | 40905 | 2019-02-21 17:28:53 |
| R135.htm | 15597 | 2019-02-21 17:28:53 |
| R14.htm | 303017 | 2019-02-21 17:28:53 |
| R15.htm | 315229 | 2019-02-21 17:28:53 |
| R16.htm | 599707 | 2019-02-21 17:28:53 |
| R17.htm | 42840 | 2019-02-21 17:28:53 |
| R18.htm | 36764 | 2019-02-21 17:28:53 |
| R19.htm | 82735 | 2019-02-21 17:28:53 |
| R2.htm | 81808 | 2019-02-21 17:28:53 |
| R20.htm | 33291 | 2019-02-21 17:28:53 |
| R21.htm | 6595 | 2019-02-21 17:28:53 |
| R22.htm | 50771 | 2019-02-21 17:28:53 |
| R23.htm | 43603 | 2019-02-21 17:28:53 |
| R24.htm | 69104 | 2019-02-21 17:28:53 |
| R25.htm | 22913 | 2019-02-21 17:28:53 |
| R26.htm | 46859 | 2019-02-21 17:28:53 |
| R27.htm | 114740 | 2019-02-21 17:28:53 |
| R28.htm | 47566 | 2019-02-21 17:28:53 |
| R29.htm | 166210 | 2019-02-21 17:28:53 |
| R3.htm | 15522 | 2019-02-21 17:28:53 |
| R30.htm | 29259 | 2019-02-21 17:28:53 |
| R31.htm | 113373 | 2019-02-21 17:28:53 |
| R32.htm | 123099 | 2019-02-21 17:28:53 |
| R33.htm | 108545 | 2019-02-21 17:28:53 |
| R34.htm | 6433 | 2019-02-21 17:28:53 |
| R35.htm | 212108 | 2019-02-21 17:28:53 |
| R36.htm | 10592 | 2019-02-21 17:28:53 |
| R37.htm | 51073 | 2019-02-21 17:28:53 |
| R38.htm | 342326 | 2019-02-21 17:28:53 |
| R39.htm | 308041 | 2019-02-21 17:28:53 |
| R4.htm | 99856 | 2019-02-21 17:28:53 |
| R40.htm | 308957 | 2019-02-21 17:28:53 |
| R41.htm | 595546 | 2019-02-21 17:28:53 |
| R42.htm | 42758 | 2019-02-21 17:28:53 |
| R43.htm | 37973 | 2019-02-21 17:28:53 |
| R44.htm | 114401 | 2019-02-21 17:28:53 |
| R45.htm | 32005 | 2019-02-21 17:28:53 |
| R46.htm | 51568 | 2019-02-21 17:28:53 |
| R47.htm | 42633 | 2019-02-21 17:28:53 |
| R48.htm | 74390 | 2019-02-21 17:28:53 |
| R49.htm | 22290 | 2019-02-21 17:28:53 |
| R5.htm | 29441 | 2019-02-21 17:28:53 |
| R50.htm | 45804 | 2019-02-21 17:28:53 |
| R51.htm | 117858 | 2019-02-21 17:28:53 |
| R52.htm | 46845 | 2019-02-21 17:28:53 |
| R53.htm | 169385 | 2019-02-21 17:28:53 |
| R54.htm | 22203 | 2019-02-21 17:28:53 |
| R55.htm | 115939 | 2019-02-21 17:28:53 |
| R56.htm | 117521 | 2019-02-21 17:28:53 |
| R57.htm | 108469 | 2019-02-21 17:28:53 |
| R58.htm | 128029 | 2019-02-21 17:28:53 |
| R59.htm | 15595 | 2019-02-21 17:28:53 |
| R6.htm | 49954 | 2019-02-21 17:28:53 |
| R60.htm | 61965 | 2019-02-21 17:28:53 |
| R61.htm | 116763 | 2019-02-21 17:28:53 |
| R62.htm | 28850 | 2019-02-21 17:28:53 |
| R63.htm | 104681 | 2019-02-21 17:28:53 |
| R64.htm | 6147 | 2019-02-21 17:28:53 |
| R65.htm | 3871 | 2019-02-21 17:28:53 |
| R66.htm | 63839 | 2019-02-21 17:28:53 |
| R67.htm | 8524 | 2019-02-21 17:28:53 |
| R68.htm | 56431 | 2019-02-21 17:28:53 |
| R69.htm | 15550 | 2019-02-21 17:28:53 |
| R7.htm | 11769 | 2019-02-21 17:28:53 |
| R70.htm | 32608 | 2019-02-21 17:28:53 |
| R71.htm | 51949 | 2019-02-21 17:28:53 |
| R72.htm | 8161 | 2019-02-21 17:28:53 |
| R73.htm | 78423 | 2019-02-21 17:28:53 |
| R74.htm | 37139 | 2019-02-21 17:28:53 |
| R75.htm | 50483 | 2019-02-21 17:28:53 |
| R76.htm | 94534 | 2019-02-21 17:28:53 |
| R77.htm | 11689 | 2019-02-21 17:28:53 |
| R78.htm | 10089 | 2019-02-21 17:28:53 |
| R79.htm | 58735 | 2019-02-21 17:28:53 |
| R8.htm | 139801 | 2019-02-21 17:28:53 |
| R80.htm | 36065 | 2019-02-21 17:28:53 |
| R81.htm | 34646 | 2019-02-21 17:28:53 |
| R82.htm | 38204 | 2019-02-21 17:28:53 |
| R83.htm | 65502 | 2019-02-21 17:28:53 |
| R84.htm | 52880 | 2019-02-21 17:28:53 |
| R85.htm | 39720 | 2019-02-21 17:28:53 |
| R86.htm | 18728 | 2019-02-21 17:28:53 |
| R87.htm | 16766 | 2019-02-21 17:28:53 |
| R88.htm | 47903 | 2019-02-21 17:28:53 |
| R89.htm | 9393 | 2019-02-21 17:28:53 |
| R9.htm | 125686 | 2019-02-21 17:28:53 |
| R90.htm | 9818 | 2019-02-21 17:28:53 |
| R91.htm | 12709 | 2019-02-21 17:28:53 |
| R92.htm | 17211 | 2019-02-21 17:28:53 |
| R93.htm | 30415 | 2019-02-21 17:28:53 |
| R94.htm | 35371 | 2019-02-21 17:28:53 |
| R95.htm | 12551 | 2019-02-21 17:28:53 |
| R96.htm | 8991 | 2019-02-21 17:28:53 |
| R97.htm | 27720 | 2019-02-21 17:28:53 |
| R98.htm | 10991 | 2019-02-21 17:28:53 |
| R99.htm | 19130 | 2019-02-21 17:28:53 |
| report.css | 2768 | 2019-02-21 17:28:53 |
| Show.js | 1086 | 2019-02-21 17:28:53 |
| stba-20181231.xml | 7884093 | 2019-02-21 17:28:53 |
| stba-20181231.xsd | 121562 | 2019-02-21 17:28:53 |
| stba-20181231x10k.htm | 5766083 | 2019-02-21 17:28:53 |
| stba-20181231_cal.xml | 261471 | 2019-02-21 17:28:53 |
| stba-20181231_def.xml | 699378 | 2019-02-21 17:28:53 |
| stba-20181231_lab.xml | 1592629 | 2019-02-21 17:28:53 |
| stba-20181231_pre.xml | 1039543 | 2019-02-21 17:28:53 |
 todddbricea04.jpg | 4483 | 2019-02-21 17:28:53 |