Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001558370-23-009382-index-headers.html | 2023-05-11 16:10:40 | |
| 0001558370-23-009382-index.html | 2023-05-11 16:10:40 | |
| 0001558370-23-009382.txt | 2023-05-11 16:10:40 | |
 0001558370-23-009382-xbrl.zip | 91036 | 2023-05-11 16:10:40 |
| bpth-20230331.xsd | 25600 | 2023-05-11 16:10:40 |
| bpth-20230331x10q.htm | 560559 | 2023-05-11 16:10:40 |
| bpth-20230331x10q_htm.xml | 205622 | 2023-05-11 16:10:40 |
| bpth-20230331xex31.htm | 12488 | 2023-05-11 16:10:40 |
| bpth-20230331xex32.htm | 6285 | 2023-05-11 16:10:40 |
| bpth-20230331_cal.xml | 20080 | 2023-05-11 16:10:40 |
| bpth-20230331_def.xml | 65169 | 2023-05-11 16:10:40 |
| bpth-20230331_lab.xml | 169979 | 2023-05-11 16:10:40 |
| bpth-20230331_pre.xml | 141643 | 2023-05-11 16:10:40 |
| FilingSummary.xml | 17607 | 2023-05-11 16:10:40 |
| Financial_Report.xlsx | 33395 | 2023-05-11 16:10:40 |
| MetaLinks.json | 295994 | 2023-05-11 16:10:40 |
| R1.htm | 51592 | 2023-05-11 16:10:40 |
| R10.htm | 5005 | 2023-05-11 16:10:40 |
| R11.htm | 4668 | 2023-05-11 16:10:40 |
| R12.htm | 5359 | 2023-05-11 16:10:40 |
| R13.htm | 11579 | 2023-05-11 16:10:40 |
| R14.htm | 44896 | 2023-05-11 16:10:40 |
| R15.htm | 6187 | 2023-05-11 16:10:40 |
| R16.htm | 11698 | 2023-05-11 16:10:40 |
| R17.htm | 41482 | 2023-05-11 16:10:40 |
| R18.htm | 11817 | 2023-05-11 16:10:40 |
| R19.htm | 6294 | 2023-05-11 16:10:40 |
| R2.htm | 84327 | 2023-05-11 16:10:40 |
| R20.htm | 14279 | 2023-05-11 16:10:40 |
| R21.htm | 11711 | 2023-05-11 16:10:40 |
| R22.htm | 15653 | 2023-05-11 16:10:40 |
| R23.htm | 43054 | 2023-05-11 16:10:40 |
| R24.htm | 23475 | 2023-05-11 16:10:40 |
| R25.htm | 11520 | 2023-05-11 16:10:40 |
| R26.htm | 19043 | 2023-05-11 16:10:40 |
| R27.htm | 15108 | 2023-05-11 16:10:40 |
| R3.htm | 19379 | 2023-05-11 16:10:40 |
| R4.htm | 48036 | 2023-05-11 16:10:40 |
| R5.htm | 47019 | 2023-05-11 16:10:40 |
| R6.htm | 24467 | 2023-05-11 16:10:40 |
| R7.htm | 7892 | 2023-05-11 16:10:40 |
| R8.htm | 8075 | 2023-05-11 16:10:40 |
| R9.htm | 5028 | 2023-05-11 16:10:40 |
| report.css | 2767 | 2023-05-11 16:10:40 |
| Show.js | 1085 | 2023-05-11 16:10:40 |