Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-22-009869-index-headers.html | 2022-05-13 16:09:57 | |
| 0000950170-22-009869-index.html | 2022-05-13 16:09:57 | |
| 0000950170-22-009869.txt | 2022-05-13 16:09:57 | |
 0000950170-22-009869-xbrl.zip | 149619 | 2022-05-13 16:09:57 |
| bttx-20220331.htm | 1187641 | 2022-05-13 16:09:57 |
| bttx-20220331.xsd | 48074 | 2022-05-13 16:09:57 |
| bttx-20220331_cal.xml | 35732 | 2022-05-13 16:09:57 |
| bttx-20220331_def.xml | 195750 | 2022-05-13 16:09:57 |
| bttx-20220331_htm.xml | 618573 | 2022-05-13 16:09:57 |
| bttx-20220331_lab.xml | 406400 | 2022-05-13 16:09:57 |
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| bttx-ex31_1.htm | 20441 | 2022-05-13 16:09:57 |
| bttx-ex31_2.htm | 20457 | 2022-05-13 16:09:57 |
| bttx-ex32_1.htm | 11918 | 2022-05-13 16:09:57 |
| bttx-ex32_2.htm | 11401 | 2022-05-13 16:09:57 |
| FilingSummary.xml | 23843 | 2022-05-13 16:09:57 |
| Financial_Report.xlsx | 54534 | 2022-05-13 16:09:57 |
| MetaLinks.json | 553491 | 2022-05-13 16:09:57 |
| R1.htm | 54159 | 2022-05-13 16:09:57 |
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| R2.htm | 85064 | 2022-05-13 16:09:57 |
| R20.htm | 86369 | 2022-05-13 16:09:57 |
| R21.htm | 59121 | 2022-05-13 16:09:57 |
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| R27.htm | 8034 | 2022-05-13 16:09:57 |
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| R30.htm | 78199 | 2022-05-13 16:09:57 |
| R31.htm | 21369 | 2022-05-13 16:09:57 |
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| R8.htm | 50084 | 2022-05-13 16:09:57 |
| R9.htm | 26380 | 2022-05-13 16:09:57 |
| report.css | 2767 | 2022-05-13 16:09:57 |
| Show.js | 1085 | 2022-05-13 16:09:57 |