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| 0001437749-19-009099.txt | 2019-05-08 15:44:13 | |
 0001437749-19-009099-xbrl.zip | 128183 | 2019-05-08 15:44:13 |
| ex_142437.htm | 9782 | 2019-05-08 15:44:13 |
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| ex_142445.htm | 110626 | 2019-05-08 15:44:13 |
| FilingSummary.xml | 39423 | 2019-05-08 15:44:13 |
| Financial_Report.xlsx | 60077 | 2019-05-08 15:44:13 |
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| lyts-20190331.xml | 1418848 | 2019-05-08 15:44:13 |
| lyts-20190331.xsd | 56894 | 2019-05-08 15:44:13 |
| lyts-20190331_cal.xml | 47499 | 2019-05-08 15:44:13 |
| lyts-20190331_def.xml | 368319 | 2019-05-08 15:44:13 |
| lyts-20190331_lab.xml | 290084 | 2019-05-08 15:44:13 |
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| lyts20190331_10q.htm | 1147784 | 2019-05-08 15:44:13 |
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| report.css | 2767 | 2019-05-08 15:44:13 |
| Show.js | 1085 | 2019-05-08 15:44:13 |