Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000016099-21-000047-index-headers.html | 2021-11-19 16:39:16 | |
| 0000016099-21-000047-index.html | 2021-11-19 16:39:16 | |
| 0000016099-21-000047.txt | 2021-11-19 16:39:16 | |
 0000016099-21-000047-xbrl.zip | 4936593 | 2021-11-19 16:39:16 |
| FilingSummary.xml | 57506 | 2021-11-19 16:39:16 |
| Financial_Report.xlsx | 154640 | 2021-11-19 16:39:16 |
| lub-20210825.htm | 2239494 | 2021-11-19 16:39:16 |
| lub-20210825.xsd | 95300 | 2021-11-19 16:39:16 |
| lub-20210825_cal.xml | 143495 | 2021-11-19 16:39:16 |
| lub-20210825_def.xml | 499422 | 2021-11-19 16:39:16 |
 lub-20210825_g1.jpg | 1472343 | 2021-11-19 16:39:16 |
 lub-20210825_g2.jpg | 64066 | 2021-11-19 16:39:16 |
 lub-20210825_g3.jpg | 1448945 | 2021-11-19 16:39:16 |
 lub-20210825_g4.jpg | 1461874 | 2021-11-19 16:39:16 |
 lub-20210825_g5.jpg | 52503 | 2021-11-19 16:39:16 |
| lub-20210825_htm.xml | 1928230 | 2021-11-19 16:39:16 |
| lub-20210825_lab.xml | 1053437 | 2021-11-19 16:39:16 |
| lub-20210825_pre.xml | 728175 | 2021-11-19 16:39:16 |
| lub_82521xex21.htm | 13741 | 2021-11-19 16:39:16 |
| lub_82521xex23-1.htm | 3745 | 2021-11-19 16:39:16 |
| lub_82521xex31-1.htm | 13395 | 2021-11-19 16:39:16 |
| lub_82521xex31-2.htm | 13580 | 2021-11-19 16:39:16 |
| lub_82521xex32-1.htm | 6393 | 2021-11-19 16:39:16 |
| lub_82521xex32-2.htm | 6145 | 2021-11-19 16:39:16 |
| MetaLinks.json | 1026826 | 2021-11-19 16:39:16 |
| R1.htm | 67667 | 2021-11-19 16:39:16 |
| R10.htm | 7114 | 2021-11-19 16:39:16 |
| R11.htm | 55963 | 2021-11-19 16:39:16 |
| R12.htm | 55853 | 2021-11-19 16:39:16 |
| R13.htm | 11586 | 2021-11-19 16:39:16 |
| R14.htm | 29159 | 2021-11-19 16:39:16 |
| R15.htm | 113731 | 2021-11-19 16:39:16 |
| R16.htm | 79660 | 2021-11-19 16:39:16 |
| R17.htm | 34787 | 2021-11-19 16:39:16 |
| R18.htm | 18580 | 2021-11-19 16:39:16 |
| R19.htm | 70113 | 2021-11-19 16:39:16 |
| R2.htm | 52621 | 2021-11-19 16:39:16 |
| R20.htm | 36181 | 2021-11-19 16:39:16 |
| R21.htm | 16119 | 2021-11-19 16:39:16 |
| R22.htm | 34788 | 2021-11-19 16:39:16 |
| R23.htm | 37863 | 2021-11-19 16:39:16 |
| R24.htm | 6918 | 2021-11-19 16:39:16 |
| R25.htm | 65664 | 2021-11-19 16:39:16 |
| R26.htm | 14861 | 2021-11-19 16:39:16 |
| R27.htm | 4540 | 2021-11-19 16:39:16 |
| R28.htm | 25997 | 2021-11-19 16:39:16 |
| R29.htm | 7689 | 2021-11-19 16:39:16 |
| R3.htm | 21019 | 2021-11-19 16:39:16 |
| R30.htm | 96089 | 2021-11-19 16:39:16 |
| R31.htm | 12278 | 2021-11-19 16:39:16 |
| R32.htm | 41699 | 2021-11-19 16:39:16 |
| R33.htm | 12787 | 2021-11-19 16:39:16 |
| R34.htm | 18686 | 2021-11-19 16:39:16 |
| R35.htm | 11185 | 2021-11-19 16:39:16 |
| R36.htm | 57261 | 2021-11-19 16:39:16 |
| R37.htm | 69398 | 2021-11-19 16:39:16 |
| R38.htm | 30139 | 2021-11-19 16:39:16 |
| R39.htm | 18210 | 2021-11-19 16:39:16 |
| R4.htm | 107479 | 2021-11-19 16:39:16 |
| R40.htm | 69391 | 2021-11-19 16:39:16 |
| R41.htm | 34625 | 2021-11-19 16:39:16 |
| R42.htm | 15869 | 2021-11-19 16:39:16 |
| R43.htm | 18928 | 2021-11-19 16:39:16 |
| R44.htm | 31346 | 2021-11-19 16:39:16 |
| R45.htm | 48725 | 2021-11-19 16:39:16 |
| R46.htm | 25556 | 2021-11-19 16:39:16 |
| R47.htm | 29892 | 2021-11-19 16:39:16 |
| R48.htm | 9450 | 2021-11-19 16:39:16 |
| R49.htm | 30385 | 2021-11-19 16:39:16 |
| R5.htm | 12823 | 2021-11-19 16:39:16 |
| R50.htm | 18196 | 2021-11-19 16:39:16 |
| R51.htm | 24880 | 2021-11-19 16:39:16 |
| R52.htm | 60317 | 2021-11-19 16:39:16 |
| R53.htm | 12181 | 2021-11-19 16:39:16 |
| R54.htm | 13622 | 2021-11-19 16:39:16 |
| R55.htm | 12545 | 2021-11-19 16:39:16 |
| R56.htm | 12410 | 2021-11-19 16:39:16 |
| R57.htm | 10098 | 2021-11-19 16:39:16 |
| R58.htm | 6997 | 2021-11-19 16:39:16 |
| R59.htm | 12740 | 2021-11-19 16:39:16 |
| R6.htm | 126497 | 2021-11-19 16:39:16 |
| R60.htm | 11358 | 2021-11-19 16:39:16 |
| R61.htm | 7089 | 2021-11-19 16:39:16 |
| R62.htm | 15822 | 2021-11-19 16:39:16 |
| R63.htm | 21373 | 2021-11-19 16:39:16 |
| R64.htm | 108233 | 2021-11-19 16:39:16 |
| R65.htm | 60391 | 2021-11-19 16:39:16 |
| R66.htm | 11828 | 2021-11-19 16:39:16 |
| R67.htm | 38219 | 2021-11-19 16:39:16 |
| R68.htm | 18624 | 2021-11-19 16:39:16 |
| R69.htm | 35359 | 2021-11-19 16:39:16 |
| R7.htm | 63306 | 2021-11-19 16:39:16 |
| R70.htm | 22668 | 2021-11-19 16:39:16 |
| R71.htm | 11615 | 2021-11-19 16:39:16 |
| R72.htm | 51060 | 2021-11-19 16:39:16 |
| R73.htm | 9116 | 2021-11-19 16:39:16 |
| R74.htm | 38019 | 2021-11-19 16:39:16 |
| R75.htm | 27760 | 2021-11-19 16:39:16 |
| R76.htm | 14362 | 2021-11-19 16:39:16 |
| R77.htm | 18174 | 2021-11-19 16:39:16 |
| R78.htm | 28044 | 2021-11-19 16:39:16 |
| R79.htm | 19042 | 2021-11-19 16:39:16 |
| R8.htm | 80186 | 2021-11-19 16:39:16 |
| R80.htm | 72527 | 2021-11-19 16:39:16 |
| R81.htm | 84784 | 2021-11-19 16:39:16 |
| R82.htm | 17162 | 2021-11-19 16:39:16 |
| R83.htm | 18847 | 2021-11-19 16:39:16 |
| R84.htm | 15801 | 2021-11-19 16:39:16 |
| R85.htm | 5580 | 2021-11-19 16:39:16 |
| R86.htm | 182930 | 2021-11-19 16:39:16 |
| R87.htm | 41465 | 2021-11-19 16:39:16 |
| R88.htm | 30022 | 2021-11-19 16:39:16 |
| R89.htm | 63316 | 2021-11-19 16:39:16 |
| R9.htm | 53393 | 2021-11-19 16:39:16 |
| R90.htm | 9441 | 2021-11-19 16:39:16 |
| R91.htm | 63040 | 2021-11-19 16:39:16 |
| R92.htm | 14666 | 2021-11-19 16:39:16 |
| report.css | 2768 | 2021-11-19 16:39:16 |
| Show.js | 1086 | 2021-11-19 16:39:16 |