Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000051434-23-000017-index-headers.html | 2023-04-27 07:47:25 | |
| 0000051434-23-000017-index.html | 2023-04-27 07:47:25 | |
| 0000051434-23-000017.txt | 2023-04-27 07:47:25 | |
 0000051434-23-000017-xbrl.zip | 36609 | 2023-04-27 07:47:25 |
| FilingSummary.xml | 1786 | 2023-04-27 07:47:25 |
| Financial_Report.xlsx | 5754 | 2023-04-27 07:47:25 |
 image.jpg | 9622 | 2023-04-27 07:47:25 |
| ip-20230427.htm | 38440 | 2023-04-27 07:47:25 |
| ip-20230427.xsd | 2394 | 2023-04-27 07:47:25 |
| ip-20230427_def.xml | 14911 | 2023-04-27 07:47:25 |
| ip-20230427_htm.xml | 11520 | 2023-04-27 07:47:25 |
| ip-20230427_lab.xml | 28839 | 2023-04-27 07:47:25 |
| ip-20230427_pre.xml | 15483 | 2023-04-27 07:47:25 |
| MetaLinks.json | 21147 | 2023-04-27 07:47:25 |
| nextgenip-20230331ex991.htm | 392444 | 2023-04-27 07:47:25 |
| R1.htm | 39848 | 2023-04-27 07:47:25 |
| report.css | 2767 | 2023-04-27 07:47:25 |
| Show.js | 1085 | 2023-04-27 07:47:25 |