Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-22-022210-index-headers.html | 2022-11-04 16:43:56 | |
| 0000950170-22-022210-index.html | 2022-11-04 16:43:56 | |
| 0000950170-22-022210.txt | 2022-11-04 16:43:56 | |
 0000950170-22-022210-xbrl.zip | 33205 | 2022-11-04 16:43:56 |
| FilingSummary.xml | 1745 | 2022-11-04 16:43:56 |
| Financial_Report.xlsx | 5722 | 2022-11-04 16:43:56 |
 img246915618_0.jpg | 13143 | 2022-11-04 16:43:56 |
| MetaLinks.json | 17603 | 2022-11-04 16:43:56 |
| nick-20221104.htm | 70214 | 2022-11-04 16:43:56 |
| nick-20221104.xsd | 2479 | 2022-11-04 16:43:56 |
| nick-20221104_htm.xml | 4687 | 2022-11-04 16:43:56 |
| nick-20221104_lab.xml | 13352 | 2022-11-04 16:43:56 |
| nick-20221104_pre.xml | 10942 | 2022-11-04 16:43:56 |
| nick-ex99_1.htm | 1123629 | 2022-11-04 16:43:56 |
| R1.htm | 39617 | 2022-11-04 16:43:56 |
| report.css | 2767 | 2022-11-04 16:43:56 |
| Show.js | 1085 | 2022-11-04 16:43:56 |