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| 0001171843-19-004123-index.html | 2019-06-21 18:50:39 | |
| 0001171843-19-004123.txt | 2019-06-21 18:50:39 | |
 0001171843-19-004123-xbrl.zip | 102214 | 2019-06-21 18:50:39 |
| exh_311.htm | 9208 | 2019-06-21 18:50:39 |
| exh_312.htm | 9290 | 2019-06-21 18:50:39 |
| exh_321.htm | 4677 | 2019-06-21 18:50:39 |
| f10qa_051019.htm | 487384 | 2019-06-21 18:50:39 |
| FilingSummary.xml | 25528 | 2019-06-21 18:50:39 |
| Financial_Report.xlsx | 44170 | 2019-06-21 18:50:39 |
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| R9.htm | 10405 | 2019-06-21 18:50:39 |
| report.css | 2767 | 2019-06-21 18:50:39 |
| Show.js | 1085 | 2019-06-21 18:50:39 |
| tcco-20180630.xml | 1068976 | 2019-06-21 18:50:39 |
| tcco-20180630.xsd | 37929 | 2019-06-21 18:50:39 |
| tcco-20180630_cal.xml | 23959 | 2019-06-21 18:50:39 |
| tcco-20180630_def.xml | 241631 | 2019-06-21 18:50:39 |
| tcco-20180630_lab.xml | 221978 | 2019-06-21 18:50:39 |
| tcco-20180630_pre.xml | 266192 | 2019-06-21 18:50:39 |