Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001437749-19-001947-index-headers.html | 2019-02-06 16:48:05 | |
| 0001437749-19-001947-index.html | 2019-02-06 16:48:05 | |
| 0001437749-19-001947.txt | 2019-02-06 16:48:05 | |
 0001437749-19-001947-xbrl.zip | 116191 | 2019-02-06 16:48:05 |
| ex_133830.htm | 10697 | 2019-02-06 16:48:05 |
| ex_133831.htm | 10471 | 2019-02-06 16:48:05 |
| ex_133832.htm | 8611 | 2019-02-06 16:48:05 |
| ex_133833.htm | 8999 | 2019-02-06 16:48:05 |
| FilingSummary.xml | 38067 | 2019-02-06 16:48:05 |
| Financial_Report.xlsx | 56844 | 2019-02-06 16:48:05 |
| lyts-20181231.xml | 1333080 | 2019-02-06 16:48:05 |
| lyts-20181231.xsd | 53020 | 2019-02-06 16:48:05 |
| lyts-20181231_cal.xml | 46979 | 2019-02-06 16:48:05 |
| lyts-20181231_def.xml | 331990 | 2019-02-06 16:48:05 |
| lyts-20181231_lab.xml | 262177 | 2019-02-06 16:48:05 |
| lyts-20181231_pre.xml | 358322 | 2019-02-06 16:48:05 |
| lyts20181231_10q.htm | 1081598 | 2019-02-06 16:48:05 |
| R1.htm | 27744 | 2019-02-06 16:48:05 |
| R10.htm | 15828 | 2019-02-06 16:48:05 |
| R11.htm | 18861 | 2019-02-06 16:48:05 |
| R12.htm | 100928 | 2019-02-06 16:48:05 |
| R13.htm | 8586 | 2019-02-06 16:48:05 |
| R14.htm | 7398 | 2019-02-06 16:48:05 |
| R15.htm | 16450 | 2019-02-06 16:48:05 |
| R16.htm | 6803 | 2019-02-06 16:48:05 |
| R17.htm | 27633 | 2019-02-06 16:48:05 |
| R18.htm | 68565 | 2019-02-06 16:48:05 |
| R19.htm | 35380 | 2019-02-06 16:48:05 |
| R2.htm | 60612 | 2019-02-06 16:48:05 |
| R20.htm | 83866 | 2019-02-06 16:48:05 |
| R21.htm | 55414 | 2019-02-06 16:48:05 |
| R22.htm | 92674 | 2019-02-06 16:48:05 |
| R23.htm | 58142 | 2019-02-06 16:48:05 |
| R24.htm | 15995 | 2019-02-06 16:48:05 |
| R25.htm | 17820 | 2019-02-06 16:48:05 |
| R26.htm | 92474 | 2019-02-06 16:48:05 |
| R27.htm | 15299 | 2019-02-06 16:48:05 |
| R28.htm | 24486 | 2019-02-06 16:48:05 |
| R29.htm | 64069 | 2019-02-06 16:48:05 |
| R3.htm | 78056 | 2019-02-06 16:48:05 |
| R30.htm | 30864 | 2019-02-06 16:48:05 |
| R31.htm | 4279 | 2019-02-06 16:48:05 |
| R32.htm | 21656 | 2019-02-06 16:48:05 |
| R33.htm | 13447 | 2019-02-06 16:48:05 |
| R34.htm | 12846 | 2019-02-06 16:48:05 |
| R35.htm | 21135 | 2019-02-06 16:48:05 |
| R36.htm | 9463 | 2019-02-06 16:48:05 |
| R37.htm | 10599 | 2019-02-06 16:48:05 |
| R38.htm | 3616 | 2019-02-06 16:48:05 |
| R39.htm | 35257 | 2019-02-06 16:48:05 |
| R4.htm | 15573 | 2019-02-06 16:48:05 |
| R40.htm | 12764 | 2019-02-06 16:48:05 |
| R41.htm | 16445 | 2019-02-06 16:48:05 |
| R42.htm | 28558 | 2019-02-06 16:48:05 |
| R43.htm | 18076 | 2019-02-06 16:48:05 |
| R44.htm | 24612 | 2019-02-06 16:48:05 |
| R45.htm | 19944 | 2019-02-06 16:48:05 |
| R46.htm | 13155 | 2019-02-06 16:48:05 |
| R47.htm | 11825 | 2019-02-06 16:48:05 |
| R48.htm | 3882 | 2019-02-06 16:48:05 |
| R49.htm | 12464 | 2019-02-06 16:48:05 |
| R5.htm | 74967 | 2019-02-06 16:48:05 |
| R50.htm | 8709 | 2019-02-06 16:48:05 |
| R51.htm | 24028 | 2019-02-06 16:48:05 |
| R52.htm | 10607 | 2019-02-06 16:48:05 |
| R53.htm | 7465 | 2019-02-06 16:48:05 |
| R54.htm | 18983 | 2019-02-06 16:48:05 |
| R55.htm | 9616 | 2019-02-06 16:48:05 |
| R56.htm | 17814 | 2019-02-06 16:48:05 |
| R6.htm | 8250 | 2019-02-06 16:48:05 |
| R7.htm | 73481 | 2019-02-06 16:48:05 |
| R8.htm | 95949 | 2019-02-06 16:48:05 |
| R9.htm | 63475 | 2019-02-06 16:48:05 |
| report.css | 2767 | 2019-02-06 16:48:05 |
| Show.js | 1085 | 2019-02-06 16:48:05 |