Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000079879-20-000024-index-headers.html | 2020-04-22 16:30:49 | |
| 0000079879-20-000024-index.html | 2020-04-22 16:30:49 | |
| 0000079879-20-000024.txt | 2020-04-22 16:30:49 | |
 0000079879-20-000024-xbrl.zip | 21422 | 2020-04-22 16:30:49 |
| exhibit99-april162020.htm | 9134 | 2020-04-22 16:30:49 |
| FilingSummary.xml | 1805 | 2020-04-22 16:30:49 |
| Financial_Report.xlsx | 5974 | 2020-04-22 16:30:49 |
| form8-k2020annualmeeti.htm | 92917 | 2020-04-22 16:30:49 |
| form8-k2020annualmeeti_htm.xml | 9177 | 2020-04-22 16:30:49 |
| MetaLinks.json | 22245 | 2020-04-22 16:30:49 |
| ppg-20200416.xsd | 5127 | 2020-04-22 16:30:49 |
| ppg-20200416_cal.xml | 597 | 2020-04-22 16:30:49 |
| ppg-20200416_def.xml | 16121 | 2020-04-22 16:30:49 |
| ppg-20200416_lab.xml | 35772 | 2020-04-22 16:30:49 |
| ppg-20200416_pre.xml | 18097 | 2020-04-22 16:30:49 |
 ppga22.jpg | 183216 | 2020-04-22 16:30:49 |
| R1.htm | 47522 | 2020-04-22 16:30:49 |
| report.css | 2767 | 2020-04-22 16:30:49 |
| Show.js | 1085 | 2020-04-22 16:30:49 |