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|---|---|---|
 0000051644-18-000027-index-headers.html | 2018-04-27 08:59:59 | |
| 0000051644-18-000027-index.html | 2018-04-27 08:59:59 | |
| 0000051644-18-000027.txt | 2018-04-27 08:59:59 | |
 0000051644-18-000027-xbrl.zip | 196628 | 2018-04-27 08:59:59 |
| FilingSummary.xml | 31921 | 2018-04-27 08:59:59 |
| Financial_Report.xlsx | 75109 | 2018-04-27 08:59:59 |
| ipg-20180331.xml | 1850967 | 2018-04-27 08:59:59 |
| ipg-20180331.xsd | 37475 | 2018-04-27 08:59:59 |
| ipg-20180331_cal.xml | 116536 | 2018-04-27 08:59:59 |
| ipg-20180331_def.xml | 198050 | 2018-04-27 08:59:59 |
| ipg-20180331_lab.xml | 567436 | 2018-04-27 08:59:59 |
| ipg-20180331_pre.xml | 380273 | 2018-04-27 08:59:59 |
 ipglogoa01a03a01a08.jpg | 12679 | 2018-04-27 08:59:59 |
| ipgq1201810q.htm | 1457062 | 2018-04-27 08:59:59 |
| ipgq1201810qex121.htm | 58582 | 2018-04-27 08:59:59 |
| ipgq1201810qex311.htm | 12313 | 2018-04-27 08:59:59 |
| ipgq1201810qex312.htm | 12835 | 2018-04-27 08:59:59 |
| ipgq1201810qex32.htm | 7139 | 2018-04-27 08:59:59 |
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| R9.htm | 332847 | 2018-04-27 08:59:59 |
| report.css | 2767 | 2018-04-27 08:59:59 |
| Show.js | 1410 | 2018-04-27 08:59:59 |