Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000891092-20-007529-index-headers.html | 2020-06-09 16:48:41 | |
| 0000891092-20-007529-index.html | 2020-06-09 16:48:41 | |
| 0000891092-20-007529.txt | 2020-06-09 16:48:41 | |
 0000891092-20-007529-xbrl.zip | 87716 | 2020-06-09 16:48:41 |
| e10027-10k.htm | 801906 | 2020-06-09 16:48:41 |
| e10027ex21-1.htm | 1581 | 2020-06-09 16:48:41 |
| e10027ex31-1.htm | 6992 | 2020-06-09 16:48:41 |
| e10027ex31-2.htm | 6992 | 2020-06-09 16:48:41 |
| e10027ex32-1.htm | 3466 | 2020-06-09 16:48:41 |
| FilingSummary.xml | 20653 | 2020-06-09 16:48:41 |
| Financial_Report.xlsx | 57246 | 2020-06-09 16:48:41 |
| R1.htm | 38996 | 2020-06-09 16:48:41 |
| R10.htm | 14689 | 2020-06-09 16:48:41 |
| R11.htm | 21554 | 2020-06-09 16:48:41 |
| R12.htm | 21351 | 2020-06-09 16:48:41 |
| R13.htm | 5054 | 2020-06-09 16:48:41 |
| R14.htm | 10456 | 2020-06-09 16:48:41 |
| R15.htm | 4955 | 2020-06-09 16:48:41 |
| R16.htm | 32526 | 2020-06-09 16:48:41 |
| R17.htm | 58266 | 2020-06-09 16:48:41 |
| R18.htm | 6428 | 2020-06-09 16:48:41 |
| R19.htm | 6205 | 2020-06-09 16:48:41 |
| R2.htm | 58540 | 2020-06-09 16:48:41 |
| R20.htm | 5723 | 2020-06-09 16:48:41 |
| R21.htm | 10296 | 2020-06-09 16:48:41 |
| R22.htm | 23381 | 2020-06-09 16:48:41 |
| R23.htm | 10312 | 2020-06-09 16:48:41 |
| R24.htm | 69695 | 2020-06-09 16:48:41 |
| R25.htm | 8574 | 2020-06-09 16:48:41 |
| R26.htm | 139830 | 2020-06-09 16:48:41 |
| R27.htm | 9787 | 2020-06-09 16:48:41 |
| R28.htm | 43732 | 2020-06-09 16:48:41 |
| R29.htm | 7007 | 2020-06-09 16:48:41 |
| R3.htm | 9068 | 2020-06-09 16:48:41 |
| R30.htm | 11067 | 2020-06-09 16:48:41 |
| R31.htm | 22382 | 2020-06-09 16:48:41 |
| R32.htm | 16992 | 2020-06-09 16:48:41 |
| R33.htm | 11543 | 2020-06-09 16:48:41 |
| R34.htm | 46589 | 2020-06-09 16:48:41 |
| R4.htm | 36903 | 2020-06-09 16:48:41 |
| R5.htm | 21358 | 2020-06-09 16:48:41 |
| R6.htm | 64793 | 2020-06-09 16:48:41 |
| R7.htm | 6844 | 2020-06-09 16:48:41 |
| R8.htm | 27752 | 2020-06-09 16:48:41 |
| R9.htm | 6746 | 2020-06-09 16:48:41 |
| report.css | 2767 | 2020-06-09 16:48:41 |
| Show.js | 1085 | 2020-06-09 16:48:41 |
| vprb-20191231.xml | 319511 | 2020-06-09 16:48:41 |
| vprb-20191231.xsd | 46561 | 2020-06-09 16:48:41 |
| vprb-20191231_cal.xml | 38664 | 2020-06-09 16:48:41 |
| vprb-20191231_def.xml | 112648 | 2020-06-09 16:48:41 |
| vprb-20191231_lab.xml | 293715 | 2020-06-09 16:48:41 |
| vprb-20191231_pre.xml | 181529 | 2020-06-09 16:48:41 |