Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000094344-22-000010-index-headers.html | 2022-05-06 16:06:58 | |
| 0000094344-22-000010-index.html | 2022-05-06 16:06:58 | |
| 0000094344-22-000010.txt | 2022-05-06 16:06:58 | |
 0000094344-22-000010-xbrl.zip | 254874 | 2022-05-06 16:06:58 |
| ex1010lessackstockunitaward.htm | 29108 | 2022-05-06 16:06:58 |
| ex1011smithrestrictedperfu.htm | 35287 | 2022-05-06 16:06:58 |
| ex1012smithstockunitaward.htm | 29098 | 2022-05-06 16:06:58 |
| ex101eppingerrestrictedper.htm | 35291 | 2022-05-06 16:06:58 |
| ex102eppingerstockunitaward.htm | 29105 | 2022-05-06 16:06:58 |
| ex103hiseyrestrictedperfun.htm | 35286 | 2022-05-06 16:06:58 |
| ex104hiseystockunitaward.htm | 29096 | 2022-05-06 16:06:58 |
| ex105hiseystockunitaward2yc.htm | 24578 | 2022-05-06 16:06:58 |
| ex106killearestrictedperfu.htm | 35286 | 2022-05-06 16:06:58 |
| ex107killeastockunitaward.htm | 29097 | 2022-05-06 16:06:58 |
| ex109lessackrestrictedperf.htm | 35293 | 2022-05-06 16:06:58 |
| ex10illeastockunitaward2yc.htm | 24577 | 2022-05-06 16:06:58 |
| FilingSummary.xml | 32515 | 2022-05-06 16:06:58 |
| Financial_Report.xlsx | 67502 | 2022-05-06 16:06:58 |
| MetaLinks.json | 530549 | 2022-05-06 16:06:58 |
| q1-2022ex311.htm | 11712 | 2022-05-06 16:06:58 |
| q1-2022ex312.htm | 11777 | 2022-05-06 16:06:58 |
| q1-2022ex321.htm | 5036 | 2022-05-06 16:06:58 |
| q1-2022ex322.htm | 5066 | 2022-05-06 16:06:58 |
| R1.htm | 53937 | 2022-05-06 16:06:58 |
| R10.htm | 109233 | 2022-05-06 16:06:58 |
| R11.htm | 33282 | 2022-05-06 16:06:58 |
| R12.htm | 109217 | 2022-05-06 16:06:58 |
| R13.htm | 15391 | 2022-05-06 16:06:58 |
| R14.htm | 19703 | 2022-05-06 16:06:58 |
| R15.htm | 7378 | 2022-05-06 16:06:58 |
| R16.htm | 21116 | 2022-05-06 16:06:58 |
| R17.htm | 6728 | 2022-05-06 16:06:58 |
| R18.htm | 7159 | 2022-05-06 16:06:58 |
| R19.htm | 38611 | 2022-05-06 16:06:58 |
| R2.htm | 126261 | 2022-05-06 16:06:58 |
| R20.htm | 23364 | 2022-05-06 16:06:58 |
| R21.htm | 16313 | 2022-05-06 16:06:58 |
| R22.htm | 14939 | 2022-05-06 16:06:58 |
| R23.htm | 104999 | 2022-05-06 16:06:58 |
| R24.htm | 28370 | 2022-05-06 16:06:58 |
| R25.htm | 49288 | 2022-05-06 16:06:58 |
| R26.htm | 15213 | 2022-05-06 16:06:58 |
| R27.htm | 20355 | 2022-05-06 16:06:58 |
| R28.htm | 19608 | 2022-05-06 16:06:58 |
| R29.htm | 35301 | 2022-05-06 16:06:58 |
| R3.htm | 127718 | 2022-05-06 16:06:58 |
| R30.htm | 22359 | 2022-05-06 16:06:58 |
| R31.htm | 7613 | 2022-05-06 16:06:58 |
| R32.htm | 18036 | 2022-05-06 16:06:58 |
| R33.htm | 9316 | 2022-05-06 16:06:58 |
| R34.htm | 9209 | 2022-05-06 16:06:58 |
| R35.htm | 17680 | 2022-05-06 16:06:58 |
| R36.htm | 16910 | 2022-05-06 16:06:58 |
| R37.htm | 30700 | 2022-05-06 16:06:58 |
| R38.htm | 37926 | 2022-05-06 16:06:58 |
| R39.htm | 32549 | 2022-05-06 16:06:58 |
| R4.htm | 8947 | 2022-05-06 16:06:58 |
| R40.htm | 9996 | 2022-05-06 16:06:58 |
| R41.htm | 5202 | 2022-05-06 16:06:58 |
| R42.htm | 9337 | 2022-05-06 16:06:58 |
| R43.htm | 9152 | 2022-05-06 16:06:58 |
| R44.htm | 18004 | 2022-05-06 16:06:58 |
| R45.htm | 28551 | 2022-05-06 16:06:58 |
| R46.htm | 37703 | 2022-05-06 16:06:58 |
| R47.htm | 40925 | 2022-05-06 16:06:58 |
| R48.htm | 4217 | 2022-05-06 16:06:58 |
| R49.htm | 5018 | 2022-05-06 16:06:58 |
| R5.htm | 103237 | 2022-05-06 16:06:58 |
| R50.htm | 27306 | 2022-05-06 16:06:58 |
| R51.htm | 15743 | 2022-05-06 16:06:58 |
| R52.htm | 46509 | 2022-05-06 16:06:58 |
| R6.htm | 65285 | 2022-05-06 16:06:58 |
| R7.htm | 4518 | 2022-05-06 16:06:58 |
| R8.htm | 8855 | 2022-05-06 16:06:58 |
| R9.htm | 18032 | 2022-05-06 16:06:58 |
| report.css | 2767 | 2022-05-06 16:06:58 |
| Show.js | 1085 | 2022-05-06 16:06:58 |
| stc-20220331.htm | 1213307 | 2022-05-06 16:06:58 |
| stc-20220331.xsd | 35431 | 2022-05-06 16:06:58 |
| stc-20220331_cal.xml | 96967 | 2022-05-06 16:06:58 |
| stc-20220331_def.xml | 136397 | 2022-05-06 16:06:58 |
| stc-20220331_htm.xml | 984188 | 2022-05-06 16:06:58 |
| stc-20220331_lab.xml | 459594 | 2022-05-06 16:06:58 |
| stc-20220331_pre.xml | 298824 | 2022-05-06 16:06:58 |