Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000051644-21-000052-index-headers.html | 2021-11-18 17:06:52 | |
| 0000051644-21-000052-index.html | 2021-11-18 17:06:52 | |
| 0000051644-21-000052.txt | 2021-11-18 17:06:52 | |
 0000051644-21-000052-xbrl.zip | 41732 | 2021-11-18 17:06:52 |
| FilingSummary.xml | 1785 | 2021-11-18 17:06:52 |
| Financial_Report.xlsx | 5696 | 2021-11-18 17:06:52 |
| ipg-20211118.htm | 32183 | 2021-11-18 17:06:52 |
| ipg-20211118.xsd | 2209 | 2021-11-18 17:06:52 |
| ipg-20211118_def.xml | 14533 | 2021-11-18 17:06:52 |
 ipg-20211118_g1.jpg | 36605 | 2021-11-18 17:06:52 |
| ipg-20211118_htm.xml | 11442 | 2021-11-18 17:06:52 |
| ipg-20211118_lab.xml | 28155 | 2021-11-18 17:06:52 |
| ipg-20211118_pre.xml | 15067 | 2021-11-18 17:06:52 |
| ipgannouncesboardtransit.htm | 4950 | 2021-11-18 17:06:52 |
 ipgannouncesboardtransit001.jpg | 137895 | 2021-11-18 17:06:52 |
 ipgannouncesboardtransit002.jpg | 142491 | 2021-11-18 17:06:52 |
 ipgannouncesboardtransit003.jpg | 29474 | 2021-11-18 17:06:52 |
| MetaLinks.json | 19591 | 2021-11-18 17:06:52 |
| R1.htm | 38837 | 2021-11-18 17:06:52 |
| report.css | 2767 | 2021-11-18 17:06:52 |
| Show.js | 1085 | 2021-11-18 17:06:52 |