Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000830122-21-000030-index-headers.html | 2021-05-11 12:23:52 | |
| 0000830122-21-000030-index.html | 2021-05-11 12:23:52 | |
| 0000830122-21-000030.txt | 2021-05-11 12:23:52 | |
 0000830122-21-000030-xbrl.zip | 114981 | 2021-05-11 12:23:52 |
| ex31103312021ng.htm | 9324 | 2021-05-11 12:23:52 |
| ex31203312021ng.htm | 9285 | 2021-05-11 12:23:52 |
| ex32103312021ng.htm | 3977 | 2021-05-11 12:23:52 |
| ex32203312021ng.htm | 3821 | 2021-05-11 12:23:52 |
| ex42stockcertificate.htm | 1330 | 2021-05-11 12:23:52 |
| FilingSummary.xml | 12906 | 2021-05-11 12:23:52 |
| Financial_Report.xlsx | 24580 | 2021-05-11 12:23:52 |
| MetaLinks.json | 181794 | 2021-05-11 12:23:52 |
| pico-20210331.htm | 547231 | 2021-05-11 12:23:52 |
| pico-20210331.xsd | 13877 | 2021-05-11 12:23:52 |
| pico-20210331_cal.xml | 32589 | 2021-05-11 12:23:52 |
| pico-20210331_def.xml | 24869 | 2021-05-11 12:23:52 |
 pico-20210331_g1.jpg | 25250 | 2021-05-11 12:23:52 |
| pico-20210331_htm.xml | 183863 | 2021-05-11 12:23:52 |
| pico-20210331_lab.xml | 161821 | 2021-05-11 12:23:52 |
| pico-20210331_pre.xml | 94697 | 2021-05-11 12:23:52 |
| R1.htm | 52222 | 2021-05-11 12:23:52 |
| R10.htm | 13340 | 2021-05-11 12:23:52 |
| R11.htm | 4777 | 2021-05-11 12:23:52 |
| R12.htm | 7507 | 2021-05-11 12:23:52 |
| R13.htm | 11121 | 2021-05-11 12:23:52 |
| R14.htm | 11702 | 2021-05-11 12:23:52 |
| R15.htm | 8628 | 2021-05-11 12:23:52 |
| R16.htm | 11592 | 2021-05-11 12:23:52 |
| R17.htm | 11267 | 2021-05-11 12:23:52 |
| R18.htm | 4413 | 2021-05-11 12:23:52 |
| R19.htm | 10509 | 2021-05-11 12:23:52 |
| R2.htm | 56184 | 2021-05-11 12:23:52 |
| R3.htm | 22221 | 2021-05-11 12:23:52 |
| R4.htm | 40554 | 2021-05-11 12:23:52 |
| R5.htm | 41936 | 2021-05-11 12:23:52 |
| R6.htm | 27752 | 2021-05-11 12:23:52 |
| R7.htm | 8851 | 2021-05-11 12:23:52 |
| R8.htm | 12187 | 2021-05-11 12:23:52 |
| R9.htm | 11176 | 2021-05-11 12:23:52 |
| report.css | 2767 | 2021-05-11 12:23:52 |
| Show.js | 1085 | 2021-05-11 12:23:52 |
 stockcertificateback1.jpg | 125464 | 2021-05-11 12:23:52 |
 stockcertificatefront1.jpg | 198536 | 2021-05-11 12:23:52 |