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| 0000051644-16-000063-index.html | 2016-04-22 08:53:42 | |
| 0000051644-16-000063.txt | 2016-04-22 08:53:42 | |
 0000051644-16-000063-xbrl.zip | 149775 | 2016-04-22 08:53:42 |
| FilingSummary.xml | 29913 | 2016-04-22 08:53:42 |
| Financial_Report.xlsx | 57955 | 2016-04-22 08:53:42 |
| ipg-20160331.xml | 1184571 | 2016-04-22 08:53:42 |
| ipg-20160331.xsd | 36786 | 2016-04-22 08:53:42 |
| ipg-20160331_cal.xml | 91930 | 2016-04-22 08:53:42 |
| ipg-20160331_def.xml | 114408 | 2016-04-22 08:53:42 |
| ipg-20160331_lab.xml | 527600 | 2016-04-22 08:53:42 |
| ipg-20160331_pre.xml | 286716 | 2016-04-22 08:53:42 |
| ipg3311610q.htm | 1243268 | 2016-04-22 08:53:42 |
| ipg3311610qex311.htm | 12352 | 2016-04-22 08:53:42 |
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| ipg3311610qex32.htm | 7138 | 2016-04-22 08:53:42 |
| ipg33116ex121.htm | 57619 | 2016-04-22 08:53:42 |
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| report.css | 2767 | 2016-04-22 08:53:42 |
| Show.js | 1410 | 2016-04-22 08:53:42 |