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|---|---|---|
 0001654954-18-014004-index-headers.html | 2018-12-17 16:02:27 | |
| 0001654954-18-014004-index.html | 2018-12-17 16:02:27 | |
| 0001654954-18-014004.txt | 2018-12-17 16:02:27 | |
 0001654954-18-014004-xbrl.zip | 87600 | 2018-12-17 16:02:27 |
| FilingSummary.xml | 22399 | 2018-12-17 16:02:27 |
| Financial_Report.xlsx | 61592 | 2018-12-17 16:02:27 |
| lake-20181031.xml | 778815 | 2018-12-17 16:02:27 |
| lake-20181031.xsd | 25658 | 2018-12-17 16:02:27 |
| lake-20181031_cal.xml | 51419 | 2018-12-17 16:02:27 |
| lake-20181031_def.xml | 67434 | 2018-12-17 16:02:27 |
| lake-20181031_lab.xml | 180189 | 2018-12-17 16:02:27 |
| lake-20181031_pre.xml | 151727 | 2018-12-17 16:02:27 |
| lake_10q.htm | 1013465 | 2018-12-17 16:02:27 |
| lake_ex101.htm | 78701 | 2018-12-17 16:02:27 |
 lake_ex101000.jpg | 4553 | 2018-12-17 16:02:27 |
| lake_ex311.htm | 12882 | 2018-12-17 16:02:27 |
| lake_ex312.htm | 12767 | 2018-12-17 16:02:27 |
| lake_ex321.htm | 5821 | 2018-12-17 16:02:27 |
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| R8.htm | 6880 | 2018-12-17 16:02:27 |
| R9.htm | 47189 | 2018-12-17 16:02:27 |
| report.css | 2767 | 2018-12-17 16:02:27 |
| Show.js | 1085 | 2018-12-17 16:02:27 |