Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001558370-19-005135-index-headers.html | 2019-05-16 16:02:56 | |
| 0001558370-19-005135-index.html | 2019-05-16 16:02:56 | |
| 0001558370-19-005135.txt | 2019-05-16 16:02:56 | |
 0001558370-19-005135-xbrl.zip | 224131 | 2019-05-16 16:02:56 |
| FilingSummary.xml | 53362 | 2019-05-16 16:02:56 |
| Financial_Report.xlsx | 113849 | 2019-05-16 16:02:56 |
| prpo-20190331.xml | 2531613 | 2019-05-16 16:02:56 |
| prpo-20190331.xsd | 93114 | 2019-05-16 16:02:56 |
| prpo-20190331ex101800a5b.htm | 243170 | 2019-05-16 16:02:56 |
| prpo-20190331ex1028084a3.htm | 197885 | 2019-05-16 16:02:56 |
| prpo-20190331ex103992299.htm | 70446 | 2019-05-16 16:02:56 |
| prpo-20190331ex104e5e4d2.htm | 318791 | 2019-05-16 16:02:56 |
| prpo-20190331ex3111f78d3.htm | 14620 | 2019-05-16 16:02:56 |
| prpo-20190331ex312f14cc1.htm | 15182 | 2019-05-16 16:02:56 |
| prpo-20190331ex3214cb1cb.htm | 7594 | 2019-05-16 16:02:56 |
| prpo-20190331ex322035498.htm | 7599 | 2019-05-16 16:02:56 |
| prpo-20190331x10q.htm | 1964198 | 2019-05-16 16:02:56 |
| prpo-20190331_cal.xml | 75997 | 2019-05-16 16:02:56 |
| prpo-20190331_def.xml | 518409 | 2019-05-16 16:02:56 |
| prpo-20190331_lab.xml | 684234 | 2019-05-16 16:02:56 |
| prpo-20190331_pre.xml | 772412 | 2019-05-16 16:02:56 |
| R1.htm | 22389 | 2019-05-16 16:02:56 |
| R10.htm | 107959 | 2019-05-16 16:02:56 |
| R11.htm | 39305 | 2019-05-16 16:02:56 |
| R12.htm | 13378 | 2019-05-16 16:02:56 |
| R13.htm | 97959 | 2019-05-16 16:02:56 |
| R14.htm | 221031 | 2019-05-16 16:02:56 |
| R15.htm | 109049 | 2019-05-16 16:02:56 |
| R16.htm | 33251 | 2019-05-16 16:02:56 |
| R17.htm | 314943 | 2019-05-16 16:02:56 |
| R18.htm | 16754 | 2019-05-16 16:02:56 |
| R19.htm | 33658 | 2019-05-16 16:02:56 |
| R2.htm | 92537 | 2019-05-16 16:02:56 |
| R20.htm | 21742 | 2019-05-16 16:02:56 |
| R21.htm | 30358 | 2019-05-16 16:02:56 |
| R22.htm | 107128 | 2019-05-16 16:02:56 |
| R23.htm | 35677 | 2019-05-16 16:02:56 |
| R24.htm | 149312 | 2019-05-16 16:02:56 |
| R25.htm | 186844 | 2019-05-16 16:02:56 |
| R26.htm | 102376 | 2019-05-16 16:02:56 |
| R27.htm | 25264 | 2019-05-16 16:02:56 |
| R28.htm | 307014 | 2019-05-16 16:02:56 |
| R29.htm | 54812 | 2019-05-16 16:02:56 |
| R3.htm | 20532 | 2019-05-16 16:02:56 |
| R30.htm | 9204 | 2019-05-16 16:02:56 |
| R31.htm | 14940 | 2019-05-16 16:02:56 |
| R32.htm | 21849 | 2019-05-16 16:02:56 |
| R33.htm | 40415 | 2019-05-16 16:02:56 |
| R34.htm | 14802 | 2019-05-16 16:02:56 |
| R35.htm | 25165 | 2019-05-16 16:02:56 |
| R36.htm | 25007 | 2019-05-16 16:02:56 |
| R37.htm | 244176 | 2019-05-16 16:02:56 |
| R38.htm | 16280 | 2019-05-16 16:02:56 |
| R39.htm | 41490 | 2019-05-16 16:02:56 |
| R4.htm | 56808 | 2019-05-16 16:02:56 |
| R40.htm | 16579 | 2019-05-16 16:02:56 |
| R41.htm | 53517 | 2019-05-16 16:02:56 |
| R42.htm | 12330 | 2019-05-16 16:02:56 |
| R43.htm | 8039 | 2019-05-16 16:02:56 |
| R44.htm | 39193 | 2019-05-16 16:02:56 |
| R45.htm | 38350 | 2019-05-16 16:02:56 |
| R46.htm | 27085 | 2019-05-16 16:02:56 |
| R47.htm | 30960 | 2019-05-16 16:02:56 |
| R48.htm | 68329 | 2019-05-16 16:02:56 |
| R49.htm | 12067 | 2019-05-16 16:02:56 |
| R5.htm | 54366 | 2019-05-16 16:02:56 |
| R50.htm | 10195 | 2019-05-16 16:02:56 |
| R51.htm | 169973 | 2019-05-16 16:02:56 |
| R52.htm | 4464 | 2019-05-16 16:02:56 |
| R53.htm | 16299 | 2019-05-16 16:02:56 |
| R54.htm | 49020 | 2019-05-16 16:02:56 |
| R55.htm | 32186 | 2019-05-16 16:02:56 |
| R56.htm | 38939 | 2019-05-16 16:02:56 |
| R57.htm | 8756 | 2019-05-16 16:02:56 |
| R58.htm | 78321 | 2019-05-16 16:02:56 |
| R59.htm | 9399 | 2019-05-16 16:02:56 |
| R6.htm | 107291 | 2019-05-16 16:02:56 |
| R60.htm | 4735 | 2019-05-16 16:02:56 |
| R61.htm | 20450 | 2019-05-16 16:02:56 |
| R62.htm | 4357 | 2019-05-16 16:02:56 |
| R63.htm | 4362 | 2019-05-16 16:02:56 |
| R64.htm | 26170 | 2019-05-16 16:02:56 |
| R65.htm | 17151 | 2019-05-16 16:02:56 |
| R66.htm | 32342 | 2019-05-16 16:02:56 |
| R67.htm | 45481 | 2019-05-16 16:02:56 |
| R68.htm | 20990 | 2019-05-16 16:02:56 |
| R69.htm | 76930 | 2019-05-16 16:02:56 |
| R7.htm | 21708 | 2019-05-16 16:02:56 |
| R70.htm | 20162 | 2019-05-16 16:02:56 |
| R71.htm | 14581 | 2019-05-16 16:02:56 |
| R72.htm | 41825 | 2019-05-16 16:02:56 |
| R73.htm | 31602 | 2019-05-16 16:02:56 |
| R74.htm | 6771 | 2019-05-16 16:02:56 |
| R75.htm | 37282 | 2019-05-16 16:02:56 |
| R76.htm | 37246 | 2019-05-16 16:02:56 |
| R77.htm | 38496 | 2019-05-16 16:02:56 |
| R78.htm | 18936 | 2019-05-16 16:02:56 |
| R79.htm | 21434 | 2019-05-16 16:02:56 |
| R8.htm | 29168 | 2019-05-16 16:02:56 |
| R80.htm | 125070 | 2019-05-16 16:02:56 |
| R9.htm | 35300 | 2019-05-16 16:02:56 |
| report.css | 2767 | 2019-05-16 16:02:56 |
| Show.js | 1085 | 2019-05-16 16:02:56 |