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| 0000866368-20-000015-index.html | 2020-04-29 18:34:15 | |
| 0000866368-20-000015.txt | 2020-04-29 18:34:15 | |
 0000866368-20-000015-xbrl.zip | 201032 | 2020-04-29 18:34:15 |
| FilingSummary.xml | 26080 | 2020-04-29 18:34:15 |
| Financial_Report.xlsx | 58711 | 2020-04-29 18:34:15 |
| MetaLinks.json | 426751 | 2020-04-29 18:34:15 |
| psb-20200331.xsd | 43857 | 2020-04-29 18:34:15 |
| psb-20200331x10q.htm | 3711035 | 2020-04-29 18:34:15 |
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| psb-20200331xex31_1.htm | 18265 | 2020-04-29 18:34:15 |
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| psb-20200331xex32_1.htm | 13989 | 2020-04-29 18:34:15 |
| psb-20200331_cal.xml | 51087 | 2020-04-29 18:34:15 |
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| R9.htm | 244019 | 2020-04-29 18:34:15 |
| report.css | 2767 | 2020-04-29 18:34:15 |
| Show.js | 1085 | 2020-04-29 18:34:15 |