Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-25-137821-index-headers.html | 2025-06-09 16:12:30 | |
| 0001193125-25-137821-index.html | 2025-06-09 16:12:30 | |
| 0001193125-25-137821.txt | 2025-06-09 16:12:30 | |
 0001193125-25-137821-xbrl.zip | 135455 | 2025-06-09 16:12:30 |
| d807369d10q.htm | 1093251 | 2025-06-09 16:12:30 |
| d807369d10q_htm.xml | 1112154 | 2025-06-09 16:12:30 |
| d807369dex101.htm | 39395 | 2025-06-09 16:12:30 |
| d807369dex311.htm | 10333 | 2025-06-09 16:12:30 |
| d807369dex312.htm | 10320 | 2025-06-09 16:12:30 |
| d807369dex321.htm | 2980 | 2025-06-09 16:12:30 |
| d807369dex322.htm | 2868 | 2025-06-09 16:12:30 |
| FilingSummary.xml | 26603 | 2025-06-09 16:12:30 |
| lake-20250430.xsd | 43620 | 2025-06-09 16:12:30 |
| lake-20250430_cal.xml | 33158 | 2025-06-09 16:12:30 |
| lake-20250430_def.xml | 124150 | 2025-06-09 16:12:30 |
| lake-20250430_lab.xml | 240428 | 2025-06-09 16:12:30 |
| lake-20250430_pre.xml | 214604 | 2025-06-09 16:12:30 |
| MetaLinks.json | 608299 | 2025-06-09 16:12:30 |
| R1.htm | 53037 | 2025-06-09 16:12:30 |
| R10.htm | 6242 | 2025-06-09 16:12:30 |
| R11.htm | 12793 | 2025-06-09 16:12:30 |
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| R19.htm | 20255 | 2025-06-09 16:12:30 |
| R2.htm | 80253 | 2025-06-09 16:12:30 |
| R20.htm | 10909 | 2025-06-09 16:12:30 |
| R21.htm | 238867 | 2025-06-09 16:12:30 |
| R22.htm | 8458 | 2025-06-09 16:12:30 |
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| R24.htm | 15205 | 2025-06-09 16:12:30 |
| R25.htm | 16878 | 2025-06-09 16:12:30 |
| R26.htm | 32444 | 2025-06-09 16:12:30 |
| R27.htm | 17930 | 2025-06-09 16:12:30 |
| R28.htm | 229292 | 2025-06-09 16:12:30 |
| R29.htm | 37885 | 2025-06-09 16:12:30 |
| R3.htm | 22346 | 2025-06-09 16:12:30 |
| R30.htm | 9174 | 2025-06-09 16:12:30 |
| R31.htm | 21305 | 2025-06-09 16:12:30 |
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| R35.htm | 94286 | 2025-06-09 16:12:30 |
| R36.htm | 6893 | 2025-06-09 16:12:30 |
| R37.htm | 5707 | 2025-06-09 16:12:30 |
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| R39.htm | 12581 | 2025-06-09 16:12:30 |
| R4.htm | 118545 | 2025-06-09 16:12:30 |
| R40.htm | 2405 | 2025-06-09 16:12:30 |
| R41.htm | 35777 | 2025-06-09 16:12:30 |
| R42.htm | 4836 | 2025-06-09 16:12:30 |
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| R5.htm | 23622 | 2025-06-09 16:12:30 |
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| R8.htm | 14489 | 2025-06-09 16:12:30 |
| R9.htm | 8464 | 2025-06-09 16:12:30 |
| report.css | 2767 | 2025-06-09 16:12:30 |
| Show.js | 1085 | 2025-06-09 16:12:30 |