Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001628280-23-017658-index-headers.html | 2023-05-11 17:29:34 | |
| 0001628280-23-017658-index.html | 2023-05-11 17:29:34 | |
| 0001628280-23-017658.txt | 2023-05-11 17:29:34 | |
 0001628280-23-017658-xbrl.zip | 14027 | 2023-05-11 17:29:34 |
| a8-k5x11x2023ex991.htm | 10355 | 2023-05-11 17:29:34 |
| FilingSummary.xml | 1909 | 2023-05-11 17:29:34 |
| Financial_Report.xlsx | 5671 | 2023-05-11 17:29:34 |
| MetaLinks.json | 16906 | 2023-05-11 17:29:34 |
| ptra-20230511.htm | 36866 | 2023-05-11 17:29:34 |
| ptra-20230511.xsd | 1890 | 2023-05-11 17:29:34 |
| ptra-20230511_htm.xml | 10850 | 2023-05-11 17:29:34 |
| ptra-20230511_lab.xml | 23832 | 2023-05-11 17:29:34 |
| ptra-20230511_pre.xml | 12500 | 2023-05-11 17:29:34 |
| R1.htm | 38073 | 2023-05-11 17:29:34 |
| report.css | 2767 | 2023-05-11 17:29:34 |
| Show.js | 1084 | 2023-05-11 17:29:34 |