Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000750556-18-000079-index-headers.html | 2018-02-23 16:05:49 | |
| 0000750556-18-000079-index.html | 2018-02-23 16:05:49 | |
| 0000750556-18-000079.txt | 2018-02-23 16:05:49 | |
 0000750556-18-000079-xbrl.zip | 1075920 | 2018-02-23 16:05:49 |
| a123117exhibit1018.htm | 108734 | 2018-02-23 16:05:49 |
| a123117exhibit1019.htm | 110040 | 2018-02-23 16:05:49 |
| a123117exhibit1020.htm | 64173 | 2018-02-23 16:05:49 |
| a123117exhibit1021.htm | 64673 | 2018-02-23 16:05:49 |
| a123117exhibit1022.htm | 65005 | 2018-02-23 16:05:49 |
| a123117exhibit1023.htm | 46217 | 2018-02-23 16:05:49 |
| a123117exhibit121.htm | 132021 | 2018-02-23 16:05:49 |
| a123117exhibit211.htm | 51585 | 2018-02-23 16:05:49 |
| a123117exhibit231.htm | 3370 | 2018-02-23 16:05:49 |
| a123117exhibit311.htm | 13302 | 2018-02-23 16:05:49 |
| a123117exhibit312.htm | 13298 | 2018-02-23 16:05:49 |
| a123117exhibit321.htm | 5547 | 2018-02-23 16:05:49 |
| a123117exhibit322.htm | 5420 | 2018-02-23 16:05:49 |
| a123117stiform10-kxreport.htm | 9515745 | 2018-02-23 16:05:49 |
| FilingSummary.xml | 100339 | 2018-02-23 16:05:49 |
| Financial_Report.xlsx | 302642 | 2018-02-23 16:05:49 |
| R1.htm | 29437 | 2018-02-23 16:05:49 |
| R10.htm | 136563 | 2018-02-23 16:05:49 |
| R100.htm | 35787 | 2018-02-23 16:05:49 |
| R101.htm | 68043 | 2018-02-23 16:05:49 |
| R102.htm | 20474 | 2018-02-23 16:05:49 |
| R103.htm | 31838 | 2018-02-23 16:05:49 |
| R104.htm | 87811 | 2018-02-23 16:05:49 |
| R105.htm | 17975 | 2018-02-23 16:05:49 |
| R106.htm | 33530 | 2018-02-23 16:05:49 |
| R107.htm | 64825 | 2018-02-23 16:05:49 |
| R108.htm | 8209 | 2018-02-23 16:05:49 |
| R109.htm | 5355 | 2018-02-23 16:05:49 |
| R11.htm | 45320 | 2018-02-23 16:05:49 |
| R110.htm | 34415 | 2018-02-23 16:05:49 |
| R111.htm | 47746 | 2018-02-23 16:05:49 |
| R112.htm | 24609 | 2018-02-23 16:05:49 |
| R113.htm | 22321 | 2018-02-23 16:05:49 |
| R114.htm | 108094 | 2018-02-23 16:05:49 |
| R115.htm | 39031 | 2018-02-23 16:05:49 |
| R116.htm | 21114 | 2018-02-23 16:05:49 |
| R117.htm | 51621 | 2018-02-23 16:05:49 |
| R118.htm | 46042 | 2018-02-23 16:05:49 |
| R119.htm | 15137 | 2018-02-23 16:05:49 |
| R12.htm | 114943 | 2018-02-23 16:05:49 |
| R120.htm | 69720 | 2018-02-23 16:05:49 |
| R121.htm | 94371 | 2018-02-23 16:05:49 |
| R122.htm | 27284 | 2018-02-23 16:05:49 |
| R123.htm | 9650 | 2018-02-23 16:05:49 |
| R124.htm | 13808 | 2018-02-23 16:05:49 |
| R125.htm | 2836 | 2018-02-23 16:05:49 |
| R126.htm | 63925 | 2018-02-23 16:05:49 |
| R127.htm | 13454 | 2018-02-23 16:05:49 |
| R128.htm | 30675 | 2018-02-23 16:05:49 |
| R129.htm | 35987 | 2018-02-23 16:05:49 |
| R13.htm | 52027 | 2018-02-23 16:05:49 |
| R130.htm | 67007 | 2018-02-23 16:05:49 |
| R131.htm | 18664 | 2018-02-23 16:05:49 |
| R132.htm | 26816 | 2018-02-23 16:05:49 |
| R133.htm | 19887 | 2018-02-23 16:05:49 |
| R134.htm | 7991 | 2018-02-23 16:05:49 |
| R135.htm | 7383 | 2018-02-23 16:05:49 |
| R136.htm | 60048 | 2018-02-23 16:05:49 |
| R137.htm | 102724 | 2018-02-23 16:05:49 |
| R138.htm | 23662 | 2018-02-23 16:05:49 |
| R139.htm | 58337 | 2018-02-23 16:05:49 |
| R14.htm | 403148 | 2018-02-23 16:05:49 |
| R140.htm | 6230 | 2018-02-23 16:05:49 |
| R141.htm | 58492 | 2018-02-23 16:05:49 |
| R142.htm | 20330 | 2018-02-23 16:05:49 |
| R143.htm | 28437 | 2018-02-23 16:05:49 |
| R144.htm | 230974 | 2018-02-23 16:05:49 |
| R145.htm | 14301 | 2018-02-23 16:05:49 |
| R146.htm | 32201 | 2018-02-23 16:05:49 |
| R147.htm | 52839 | 2018-02-23 16:05:49 |
| R148.htm | 99248 | 2018-02-23 16:05:49 |
| R149.htm | 131200 | 2018-02-23 16:05:49 |
| R15.htm | 688382 | 2018-02-23 16:05:49 |
| R150.htm | 57519 | 2018-02-23 16:05:49 |
| R151.htm | 55693 | 2018-02-23 16:05:49 |
| R152.htm | 13999 | 2018-02-23 16:05:49 |
| R153.htm | 89534 | 2018-02-23 16:05:49 |
| R154.htm | 67742 | 2018-02-23 16:05:49 |
| R155.htm | 34257 | 2018-02-23 16:05:49 |
| R156.htm | 51878 | 2018-02-23 16:05:49 |
| R157.htm | 81758 | 2018-02-23 16:05:49 |
| R158.htm | 96930 | 2018-02-23 16:05:49 |
| R16.htm | 156548 | 2018-02-23 16:05:49 |
| R17.htm | 39477 | 2018-02-23 16:05:49 |
| R18.htm | 178033 | 2018-02-23 16:05:49 |
| R19.htm | 141822 | 2018-02-23 16:05:49 |
| R2.htm | 134699 | 2018-02-23 16:05:49 |
| R20.htm | 108450 | 2018-02-23 16:05:49 |
| R21.htm | 44831 | 2018-02-23 16:05:49 |
| R22.htm | 96472 | 2018-02-23 16:05:49 |
| R23.htm | 148152 | 2018-02-23 16:05:49 |
| R24.htm | 465901 | 2018-02-23 16:05:49 |
| R25.htm | 63898 | 2018-02-23 16:05:49 |
| R26.htm | 497788 | 2018-02-23 16:05:49 |
| R27.htm | 1047767 | 2018-02-23 16:05:49 |
| R28.htm | 29425 | 2018-02-23 16:05:49 |
| R29.htm | 286060 | 2018-02-23 16:05:49 |
| R3.htm | 23950 | 2018-02-23 16:05:49 |
| R30.htm | 169926 | 2018-02-23 16:05:49 |
| R31.htm | 204835 | 2018-02-23 16:05:49 |
| R32.htm | 55247 | 2018-02-23 16:05:49 |
| R33.htm | 14050 | 2018-02-23 16:05:49 |
| R34.htm | 40512 | 2018-02-23 16:05:49 |
| R35.htm | 111915 | 2018-02-23 16:05:49 |
| R36.htm | 52413 | 2018-02-23 16:05:49 |
| R37.htm | 404707 | 2018-02-23 16:05:49 |
| R38.htm | 673494 | 2018-02-23 16:05:49 |
| R39.htm | 158989 | 2018-02-23 16:05:49 |
| R4.htm | 13657 | 2018-02-23 16:05:49 |
| R40.htm | 35598 | 2018-02-23 16:05:49 |
| R41.htm | 165894 | 2018-02-23 16:05:49 |
| R42.htm | 100305 | 2018-02-23 16:05:49 |
| R43.htm | 69228 | 2018-02-23 16:05:49 |
| R44.htm | 41709 | 2018-02-23 16:05:49 |
| R45.htm | 44844 | 2018-02-23 16:05:49 |
| R46.htm | 66817 | 2018-02-23 16:05:49 |
| R47.htm | 139771 | 2018-02-23 16:05:49 |
| R48.htm | 449641 | 2018-02-23 16:05:49 |
| R49.htm | 29235 | 2018-02-23 16:05:49 |
| R5.htm | 118579 | 2018-02-23 16:05:49 |
| R50.htm | 458557 | 2018-02-23 16:05:49 |
| R51.htm | 992345 | 2018-02-23 16:05:49 |
| R52.htm | 255713 | 2018-02-23 16:05:49 |
| R53.htm | 170878 | 2018-02-23 16:05:49 |
| R54.htm | 55105 | 2018-02-23 16:05:49 |
| R55.htm | 53139 | 2018-02-23 16:05:49 |
| R56.htm | 98988 | 2018-02-23 16:05:49 |
| R57.htm | 20336 | 2018-02-23 16:05:49 |
| R58.htm | 29795 | 2018-02-23 16:05:49 |
| R59.htm | 15891 | 2018-02-23 16:05:49 |
| R6.htm | 42626 | 2018-02-23 16:05:49 |
| R60.htm | 46567 | 2018-02-23 16:05:49 |
| R61.htm | 9400 | 2018-02-23 16:05:49 |
| R62.htm | 15147 | 2018-02-23 16:05:49 |
| R63.htm | 41994 | 2018-02-23 16:05:49 |
| R64.htm | 29842 | 2018-02-23 16:05:49 |
| R65.htm | 35577 | 2018-02-23 16:05:49 |
| R66.htm | 13354 | 2018-02-23 16:05:49 |
| R67.htm | 48035 | 2018-02-23 16:05:49 |
| R68.htm | 31022 | 2018-02-23 16:05:49 |
| R69.htm | 11376 | 2018-02-23 16:05:49 |
| R7.htm | 92240 | 2018-02-23 16:05:49 |
| R70.htm | 7956 | 2018-02-23 16:05:49 |
| R71.htm | 87520 | 2018-02-23 16:05:49 |
| R72.htm | 93137 | 2018-02-23 16:05:49 |
| R73.htm | 13363 | 2018-02-23 16:05:49 |
| R74.htm | 9330 | 2018-02-23 16:05:49 |
| R75.htm | 11205 | 2018-02-23 16:05:49 |
| R76.htm | 15921 | 2018-02-23 16:05:49 |
| R77.htm | 79644 | 2018-02-23 16:05:49 |
| R78.htm | 44895 | 2018-02-23 16:05:49 |
| R79.htm | 16931 | 2018-02-23 16:05:49 |
| R8.htm | 28483 | 2018-02-23 16:05:49 |
| R80.htm | 83417 | 2018-02-23 16:05:49 |
| R81.htm | 10591 | 2018-02-23 16:05:49 |
| R82.htm | 78758 | 2018-02-23 16:05:49 |
| R83.htm | 8758 | 2018-02-23 16:05:49 |
| R84.htm | 91896 | 2018-02-23 16:05:49 |
| R85.htm | 20863 | 2018-02-23 16:05:49 |
| R86.htm | 29569 | 2018-02-23 16:05:49 |
| R87.htm | 17343 | 2018-02-23 16:05:49 |
| R88.htm | 61046 | 2018-02-23 16:05:49 |
| R89.htm | 16731 | 2018-02-23 16:05:49 |
| R9.htm | 121616 | 2018-02-23 16:05:49 |
| R90.htm | 23352 | 2018-02-23 16:05:49 |
| R91.htm | 25991 | 2018-02-23 16:05:49 |
| R92.htm | 35499 | 2018-02-23 16:05:49 |
| R93.htm | 34618 | 2018-02-23 16:05:49 |
| R94.htm | 10857 | 2018-02-23 16:05:49 |
| R95.htm | 19972 | 2018-02-23 16:05:49 |
| R96.htm | 33241 | 2018-02-23 16:05:49 |
| R97.htm | 15134 | 2018-02-23 16:05:49 |
| R98.htm | 63085 | 2018-02-23 16:05:49 |
| R99.htm | 23643 | 2018-02-23 16:05:49 |
| report.css | 2768 | 2018-02-23 16:05:49 |
| Show.js | 1411 | 2018-02-23 16:05:49 |
| sti-20171231.xml | 13803889 | 2018-02-23 16:05:49 |
| sti-20171231.xsd | 170200 | 2018-02-23 16:05:49 |
| sti-20171231_cal.xml | 292520 | 2018-02-23 16:05:49 |
| sti-20171231_def.xml | 1610042 | 2018-02-23 16:05:49 |
| sti-20171231_lab.xml | 2112768 | 2018-02-23 16:05:49 |
| sti-20171231_pre.xml | 1751418 | 2018-02-23 16:05:49 |
 totalreturngraph2017.jpg | 63952 | 2018-02-23 16:05:49 |
 vara06.jpg | 832286 | 2018-02-23 16:05:49 |