Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001171843-21-005784-index-headers.html | 2021-08-10 16:31:05 | |
| 0001171843-21-005784-index.html | 2021-08-10 16:31:05 | |
| 0001171843-21-005784.txt | 2021-08-10 16:31:05 | |
 0001171843-21-005784-xbrl.zip | 97133 | 2021-08-10 16:31:05 |
| ex_271431.htm | 11647 | 2021-08-10 16:31:05 |
| ex_271432.htm | 11610 | 2021-08-10 16:31:05 |
| ex_271433.htm | 5901 | 2021-08-10 16:31:05 |
| FilingSummary.xml | 25716 | 2021-08-10 16:31:05 |
| Financial_Report.xlsx | 46271 | 2021-08-10 16:31:05 |
| MetaLinks.json | 386546 | 2021-08-10 16:31:05 |
| R1.htm | 47508 | 2021-08-10 16:31:05 |
| R10.htm | 22164 | 2021-08-10 16:31:05 |
| R11.htm | 12136 | 2021-08-10 16:31:05 |
| R12.htm | 14214 | 2021-08-10 16:31:05 |
| R13.htm | 19762 | 2021-08-10 16:31:05 |
| R14.htm | 8569 | 2021-08-10 16:31:05 |
| R15.htm | 6411 | 2021-08-10 16:31:05 |
| R16.htm | 42854 | 2021-08-10 16:31:05 |
| R17.htm | 6761 | 2021-08-10 16:31:05 |
| R18.htm | 92610 | 2021-08-10 16:31:05 |
| R19.htm | 16060 | 2021-08-10 16:31:05 |
| R2.htm | 101828 | 2021-08-10 16:31:05 |
| R20.htm | 11830 | 2021-08-10 16:31:05 |
| R21.htm | 10863 | 2021-08-10 16:31:05 |
| R22.htm | 7913 | 2021-08-10 16:31:05 |
| R23.htm | 40457 | 2021-08-10 16:31:05 |
| R24.htm | 40972 | 2021-08-10 16:31:05 |
| R25.htm | 23001 | 2021-08-10 16:31:05 |
| R26.htm | 7661 | 2021-08-10 16:31:05 |
| R27.htm | 29031 | 2021-08-10 16:31:05 |
| R28.htm | 47740 | 2021-08-10 16:31:05 |
| R29.htm | 10030 | 2021-08-10 16:31:05 |
| R3.htm | 9307 | 2021-08-10 16:31:05 |
| R30.htm | 10675 | 2021-08-10 16:31:05 |
| R31.htm | 8746 | 2021-08-10 16:31:05 |
| R32.htm | 14941 | 2021-08-10 16:31:05 |
| R33.htm | 25069 | 2021-08-10 16:31:05 |
| R34.htm | 21375 | 2021-08-10 16:31:05 |
| R35.htm | 5011 | 2021-08-10 16:31:05 |
| R36.htm | 4940 | 2021-08-10 16:31:05 |
| R37.htm | 21112 | 2021-08-10 16:31:05 |
| R38.htm | 9983 | 2021-08-10 16:31:05 |
| R39.htm | 16376 | 2021-08-10 16:31:05 |
| R4.htm | 74039 | 2021-08-10 16:31:05 |
| R5.htm | 55196 | 2021-08-10 16:31:05 |
| R6.htm | 33505 | 2021-08-10 16:31:05 |
| R7.htm | 22522 | 2021-08-10 16:31:05 |
| R8.htm | 7833 | 2021-08-10 16:31:05 |
| R9.htm | 91911 | 2021-08-10 16:31:05 |
| report.css | 2767 | 2021-08-10 16:31:05 |
| Show.js | 1085 | 2021-08-10 16:31:05 |
| tcco-20210626.xsd | 36395 | 2021-08-10 16:31:05 |
| tcco-20210626_cal.xml | 31194 | 2021-08-10 16:31:05 |
| tcco-20210626_def.xml | 236300 | 2021-08-10 16:31:05 |
| tcco-20210626_lab.xml | 212597 | 2021-08-10 16:31:05 |
| tcco-20210626_pre.xml | 261412 | 2021-08-10 16:31:05 |
| tcco20210626_10q.htm | 727967 | 2021-08-10 16:31:05 |
| tcco20210626_10q_htm.xml | 591739 | 2021-08-10 16:31:05 |