Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-20-046072-index-headers.html | 2020-02-24 14:00:14 | |
| 0001193125-20-046072-index.html | 2020-02-24 14:00:14 | |
| 0001193125-20-046072.txt | 2020-02-24 14:00:14 | |
 0001193125-20-046072-xbrl.zip | 39291 | 2020-02-24 14:00:14 |
 BarChart1.png | 30572 | 2020-02-24 14:00:14 |
| d884432d485bpos.htm | 31407 | 2020-02-24 14:00:14 |
| FilingSummary.xml | 3588 | 2020-02-24 14:00:14 |
| prig-20191018.xml | 42918 | 2020-02-24 14:00:14 |
| prig-20191018.xsd | 7854 | 2020-02-24 14:00:14 |
| prig-20191018_cal.xml | 4748 | 2020-02-24 14:00:14 |
| prig-20191018_def.xml | 203619 | 2020-02-24 14:00:14 |
| prig-20191018_lab.xml | 145053 | 2020-02-24 14:00:14 |
| prig-20191018_pre.xml | 156794 | 2020-02-24 14:00:14 |
| R1.htm | 18266 | 2020-02-24 14:00:14 |
| R2.htm | 110630 | 2020-02-24 14:00:14 |
| R8.htm | 183745 | 2020-02-24 14:00:14 |
| R9.htm | 7497 | 2020-02-24 14:00:14 |
| report.css | 2767 | 2020-02-24 14:00:14 |
| Show.js | 1085 | 2020-02-24 14:00:14 |