Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-22-018553-index-headers.html | 2022-09-15 17:29:47 | |
| 0000950170-22-018553-index.html | 2022-09-15 17:29:47 | |
| 0000950170-22-018553.txt | 2022-09-15 17:29:47 | |
 0000950170-22-018553-xbrl.zip | 32470 | 2022-09-15 17:29:47 |
| FilingSummary.xml | 1778 | 2022-09-15 17:29:47 |
| Financial_Report.xlsx | 5719 | 2022-09-15 17:29:47 |
 img246915618_0.jpg | 13071 | 2022-09-15 17:29:47 |
| MetaLinks.json | 17603 | 2022-09-15 17:29:47 |
| nick-20220914.htm | 83608 | 2022-09-15 17:29:47 |
| nick-20220914.xsd | 2479 | 2022-09-15 17:29:47 |
| nick-20220914_htm.xml | 4687 | 2022-09-15 17:29:47 |
| nick-20220914_lab.xml | 13352 | 2022-09-15 17:29:47 |
| nick-20220914_pre.xml | 10942 | 2022-09-15 17:29:47 |
| nick-ex10_1.htm | 161363 | 2022-09-15 17:29:47 |
| nick-ex99_1.htm | 21366 | 2022-09-15 17:29:47 |
| R1.htm | 39616 | 2022-09-15 17:29:47 |
| report.css | 2767 | 2022-09-15 17:29:47 |
| Show.js | 1085 | 2022-09-15 17:29:47 |