Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001109189-19-000155-index-headers.html | 2019-11-01 16:42:46 | |
| 0001109189-19-000155-index.html | 2019-11-01 16:42:46 | |
| 0001109189-19-000155.txt | 2019-11-01 16:42:46 | |
 0001109189-19-000155-xbrl.zip | 347298 | 2019-11-01 16:42:46 |
| bas-20190930.htm | 2917098 | 2019-11-01 16:42:46 |
| bas-20190930.xsd | 48143 | 2019-11-01 16:42:46 |
| bas-20190930_cal.xml | 106780 | 2019-11-01 16:42:46 |
| bas-20190930_def.xml | 238484 | 2019-11-01 16:42:46 |
| bas-20190930_htm.xml | 3293900 | 2019-11-01 16:42:46 |
| bas-20190930_lab.xml | 662461 | 2019-11-01 16:42:46 |
| bas-20190930_pre.xml | 444559 | 2019-11-01 16:42:46 |
| bas093019ex102amendmen.htm | 58167 | 2019-11-01 16:42:46 |
| bas093019ex103suppleme.htm | 48981 | 2019-11-01 16:42:46 |
| bas093019ex104suppleme.htm | 70018 | 2019-11-01 16:42:46 |
| bas093019ex311.htm | 10767 | 2019-11-01 16:42:46 |
| bas093019ex312.htm | 10857 | 2019-11-01 16:42:46 |
| bas093019ex321.htm | 5861 | 2019-11-01 16:42:46 |
| bas093019ex322.htm | 5956 | 2019-11-01 16:42:46 |
| bas093019ex46firstsupp.htm | 50330 | 2019-11-01 16:42:46 |
| FilingSummary.xml | 37129 | 2019-11-01 16:42:46 |
| Financial_Report.xlsx | 84116 | 2019-11-01 16:42:46 |
| MetaLinks.json | 623605 | 2019-11-01 16:42:46 |
| R1.htm | 56027 | 2019-11-01 16:42:46 |
| R10.htm | 28317 | 2019-11-01 16:42:46 |
| R11.htm | 76410 | 2019-11-01 16:42:46 |
| R12.htm | 211269 | 2019-11-01 16:42:46 |
| R13.htm | 17426 | 2019-11-01 16:42:46 |
| R14.htm | 14859 | 2019-11-01 16:42:46 |
| R15.htm | 10460 | 2019-11-01 16:42:46 |
| R16.htm | 6031 | 2019-11-01 16:42:46 |
| R17.htm | 79932 | 2019-11-01 16:42:46 |
| R18.htm | 356560 | 2019-11-01 16:42:46 |
| R19.htm | 54833 | 2019-11-01 16:42:46 |
| R2.htm | 80277 | 2019-11-01 16:42:46 |
| R20.htm | 160096 | 2019-11-01 16:42:46 |
| R21.htm | 7747 | 2019-11-01 16:42:46 |
| R22.htm | 31504 | 2019-11-01 16:42:46 |
| R23.htm | 56507 | 2019-11-01 16:42:46 |
| R24.htm | 30150 | 2019-11-01 16:42:46 |
| R25.htm | 67237 | 2019-11-01 16:42:46 |
| R26.htm | 149317 | 2019-11-01 16:42:46 |
| R27.htm | 15226 | 2019-11-01 16:42:46 |
| R28.htm | 13533 | 2019-11-01 16:42:46 |
| R29.htm | 69374 | 2019-11-01 16:42:46 |
| R3.htm | 25532 | 2019-11-01 16:42:46 |
| R30.htm | 353292 | 2019-11-01 16:42:46 |
| R31.htm | 57012 | 2019-11-01 16:42:46 |
| R32.htm | 162253 | 2019-11-01 16:42:46 |
| R33.htm | 26243 | 2019-11-01 16:42:46 |
| R34.htm | 56456 | 2019-11-01 16:42:46 |
| R35.htm | 14957 | 2019-11-01 16:42:46 |
| R36.htm | 8891 | 2019-11-01 16:42:46 |
| R37.htm | 13121 | 2019-11-01 16:42:46 |
| R38.htm | 5631 | 2019-11-01 16:42:46 |
| R39.htm | 17225 | 2019-11-01 16:42:46 |
| R4.htm | 62128 | 2019-11-01 16:42:46 |
| R40.htm | 15966 | 2019-11-01 16:42:46 |
| R41.htm | 16440 | 2019-11-01 16:42:46 |
| R42.htm | 43779 | 2019-11-01 16:42:46 |
| R43.htm | 20557 | 2019-11-01 16:42:46 |
| R44.htm | 35122 | 2019-11-01 16:42:46 |
| R45.htm | 43653 | 2019-11-01 16:42:46 |
| R46.htm | 35116 | 2019-11-01 16:42:46 |
| R47.htm | 38635 | 2019-11-01 16:42:46 |
| R48.htm | 9430 | 2019-11-01 16:42:46 |
| R49.htm | 16299 | 2019-11-01 16:42:46 |
| R5.htm | 4694 | 2019-11-01 16:42:46 |
| R50.htm | 30312 | 2019-11-01 16:42:46 |
| R51.htm | 17593 | 2019-11-01 16:42:46 |
| R52.htm | 88048 | 2019-11-01 16:42:46 |
| R53.htm | 53835 | 2019-11-01 16:42:46 |
| R54.htm | 32220 | 2019-11-01 16:42:46 |
| R55.htm | 10618 | 2019-11-01 16:42:46 |
| R56.htm | 164972 | 2019-11-01 16:42:46 |
| R57.htm | 20070 | 2019-11-01 16:42:46 |
| R58.htm | 13405 | 2019-11-01 16:42:46 |
| R59.htm | 4591 | 2019-11-01 16:42:46 |
| R6.htm | 56920 | 2019-11-01 16:42:46 |
| R60.htm | 47360 | 2019-11-01 16:42:46 |
| R61.htm | 15982 | 2019-11-01 16:42:46 |
| R7.htm | 85550 | 2019-11-01 16:42:46 |
| R8.htm | 14599 | 2019-11-01 16:42:46 |
| R9.htm | 57878 | 2019-11-01 16:42:46 |
| report.css | 2767 | 2019-11-01 16:42:46 |
| Show.js | 1085 | 2019-11-01 16:42:46 |