Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-23-041807-index-headers.html | 2023-08-11 15:38:31 | |
| 0000950170-23-041807-index.html | 2023-08-11 15:38:31 | |
| 0000950170-23-041807.txt | 2023-08-11 15:38:31 | |
 0000950170-23-041807-xbrl.zip | 327648 | 2023-08-11 15:38:31 |
| bsbk-20230630.htm | 6233451 | 2023-08-11 15:38:31 |
| bsbk-20230630.xsd | 62919 | 2023-08-11 15:38:31 |
| bsbk-20230630_cal.xml | 101776 | 2023-08-11 15:38:31 |
| bsbk-20230630_def.xml | 372304 | 2023-08-11 15:38:31 |
| bsbk-20230630_htm.xml | 8067530 | 2023-08-11 15:38:31 |
| bsbk-20230630_lab.xml | 606485 | 2023-08-11 15:38:31 |
| bsbk-20230630_pre.xml | 543360 | 2023-08-11 15:38:31 |
| bsbk-ex31_1.htm | 20830 | 2023-08-11 15:38:31 |
| bsbk-ex31_2.htm | 20683 | 2023-08-11 15:38:31 |
| bsbk-ex32_1.htm | 18142 | 2023-08-11 15:38:31 |
| FilingSummary.xml | 38824 | 2023-08-11 15:38:31 |
| Financial_Report.xlsx | 122360 | 2023-08-11 15:38:31 |
| MetaLinks.json | 983956 | 2023-08-11 15:38:31 |
| R1.htm | 53326 | 2023-08-11 15:38:31 |
| R10.htm | 377845 | 2023-08-11 15:38:31 |
| R11.htm | 445762 | 2023-08-11 15:38:31 |
| R12.htm | 1739489 | 2023-08-11 15:38:31 |
| R13.htm | 94911 | 2023-08-11 15:38:31 |
| R14.htm | 11115 | 2023-08-11 15:38:31 |
| R15.htm | 43994 | 2023-08-11 15:38:31 |
| R16.htm | 282497 | 2023-08-11 15:38:31 |
| R17.htm | 118625 | 2023-08-11 15:38:31 |
| R18.htm | 265411 | 2023-08-11 15:38:31 |
| R19.htm | 228973 | 2023-08-11 15:38:31 |
| R2.htm | 95437 | 2023-08-11 15:38:31 |
| R20.htm | 367849 | 2023-08-11 15:38:31 |
| R21.htm | 440577 | 2023-08-11 15:38:31 |
| R22.htm | 1734839 | 2023-08-11 15:38:31 |
| R23.htm | 79748 | 2023-08-11 15:38:31 |
| R24.htm | 30425 | 2023-08-11 15:38:31 |
| R25.htm | 276952 | 2023-08-11 15:38:31 |
| R26.htm | 117664 | 2023-08-11 15:38:31 |
| R27.htm | 22909 | 2023-08-11 15:38:31 |
| R28.htm | 38971 | 2023-08-11 15:38:31 |
| R29.htm | 88891 | 2023-08-11 15:38:31 |
| R3.htm | 31033 | 2023-08-11 15:38:31 |
| R30.htm | 70159 | 2023-08-11 15:38:31 |
| R31.htm | 52298 | 2023-08-11 15:38:31 |
| R32.htm | 23710 | 2023-08-11 15:38:31 |
| R33.htm | 38219 | 2023-08-11 15:38:31 |
| R34.htm | 63298 | 2023-08-11 15:38:31 |
| R35.htm | 36012 | 2023-08-11 15:38:31 |
| R36.htm | 18522 | 2023-08-11 15:38:31 |
| R37.htm | 101255 | 2023-08-11 15:38:31 |
| R38.htm | 16536 | 2023-08-11 15:38:31 |
| R39.htm | 46484 | 2023-08-11 15:38:31 |
| R4.htm | 104320 | 2023-08-11 15:38:31 |
| R40.htm | 58382 | 2023-08-11 15:38:31 |
| R41.htm | 21392 | 2023-08-11 15:38:31 |
| R42.htm | 12256 | 2023-08-11 15:38:31 |
| R43.htm | 11350 | 2023-08-11 15:38:31 |
| R44.htm | 18400 | 2023-08-11 15:38:31 |
| R45.htm | 67057 | 2023-08-11 15:38:31 |
| R46.htm | 85398 | 2023-08-11 15:38:31 |
| R47.htm | 59220 | 2023-08-11 15:38:31 |
| R48.htm | 25300 | 2023-08-11 15:38:31 |
| R49.htm | 21221 | 2023-08-11 15:38:31 |
| R5.htm | 53570 | 2023-08-11 15:38:31 |
| R50.htm | 20278 | 2023-08-11 15:38:31 |
| R51.htm | 16991 | 2023-08-11 15:38:31 |
| R52.htm | 8408 | 2023-08-11 15:38:31 |
| R53.htm | 35942 | 2023-08-11 15:38:31 |
| R54.htm | 3993 | 2023-08-11 15:38:31 |
| R55.htm | 21032 | 2023-08-11 15:38:31 |
| R56.htm | 31463 | 2023-08-11 15:38:31 |
| R6.htm | 84007 | 2023-08-11 15:38:31 |
| R7.htm | 4388 | 2023-08-11 15:38:31 |
| R8.htm | 104654 | 2023-08-11 15:38:31 |
| R9.htm | 263134 | 2023-08-11 15:38:31 |
| report.css | 2767 | 2023-08-11 15:38:31 |
| Show.js | 1085 | 2023-08-11 15:38:31 |