Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000009984-21-000059-index-headers.html | 2021-02-19 06:31:51 | |
| 0000009984-21-000059-index.html | 2021-02-19 06:31:51 | |
| 0000009984-21-000059.txt | 2021-02-19 06:31:51 | |
 0000009984-21-000059-xbrl.zip | 31169 | 2021-02-19 06:31:51 |
| b-20210219.htm | 35944 | 2021-02-19 06:31:51 |
| b-20210219.xsd | 2498 | 2021-02-19 06:31:51 |
| b-20210219_cal.xml | 788 | 2021-02-19 06:31:51 |
| b-20210219_def.xml | 1744 | 2021-02-19 06:31:51 |
| b-20210219_htm.xml | 10922 | 2021-02-19 06:31:51 |
| b-20210219_lab.xml | 24275 | 2021-02-19 06:31:51 |
| b-20210219_pre.xml | 12724 | 2021-02-19 06:31:51 |
 b1a.jpg | 86724 | 2021-02-19 06:31:51 |
| exhibit99112312020.htm | 363992 | 2021-02-19 06:31:51 |
| FilingSummary.xml | 1774 | 2021-02-19 06:31:51 |
| Financial_Report.xlsx | 5448 | 2021-02-19 06:31:51 |
| MetaLinks.json | 17950 | 2021-02-19 06:31:51 |
| R1.htm | 38613 | 2021-02-19 06:31:51 |
| report.css | 2767 | 2021-02-19 06:31:51 |
| Show.js | 1085 | 2021-02-19 06:31:51 |