Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-23-042844-index-headers.html | 2023-08-15 16:49:37 | |
| 0000950170-23-042844-index.html | 2023-08-15 16:49:37 | |
| 0000950170-23-042844.txt | 2023-08-15 16:49:37 | |
 0000950170-23-042844-xbrl.zip | 14338 | 2023-08-15 16:49:37 |
| FilingSummary.xml | 1741 | 2023-08-15 16:49:37 |
| Financial_Report.xlsx | 5721 | 2023-08-15 16:49:37 |
 img246915618_0.jpg | 12423 | 2023-08-15 16:49:37 |
| MetaLinks.json | 18203 | 2023-08-15 16:49:37 |
| nick-20230810.htm | 76435 | 2023-08-15 16:49:37 |
| nick-20230810.xsd | 2479 | 2023-08-15 16:49:37 |
| nick-20230810_htm.xml | 4679 | 2023-08-15 16:49:37 |
| nick-20230810_lab.xml | 13360 | 2023-08-15 16:49:37 |
| nick-20230810_pre.xml | 10998 | 2023-08-15 16:49:37 |
| nick-ex10.htm | 30614 | 2023-08-15 16:49:37 |
| nick-ex99_1.htm | 20442 | 2023-08-15 16:49:37 |
| R1.htm | 39614 | 2023-08-15 16:49:37 |
| report.css | 2767 | 2023-08-15 16:49:37 |
| Show.js | 1085 | 2023-08-15 16:49:37 |