Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-20-040372-index-headers.html | 2020-02-18 16:23:43 | |
| 0001193125-20-040372-index.html | 2020-02-18 16:23:43 | |
| 0001193125-20-040372.txt | 2020-02-18 16:23:43 | |
 0001193125-20-040372-xbrl.zip | 150143 | 2020-02-18 16:23:43 |
 BarChart1.png | 28567 | 2020-02-18 16:23:43 |
 BarChart2.png | 28747 | 2020-02-18 16:23:43 |
 BarChart3.png | 28838 | 2020-02-18 16:23:43 |
 BarChart4.png | 28567 | 2020-02-18 16:23:43 |
| bf11-20200127.xml | 349232 | 2020-02-18 16:23:43 |
| bf11-20200127.xsd | 24174 | 2020-02-18 16:23:43 |
| bf11-20200127_cal.xml | 4757 | 2020-02-18 16:23:43 |
| bf11-20200127_def.xml | 834626 | 2020-02-18 16:23:43 |
| bf11-20200127_lab.xml | 164049 | 2020-02-18 16:23:43 |
| bf11-20200127_pre.xml | 655211 | 2020-02-18 16:23:43 |
| d853586d485bpos.htm | 34501 | 2020-02-18 16:23:43 |
| FilingSummary.xml | 7752 | 2020-02-18 16:23:43 |
 g853586gra001.jpg | 2263 | 2020-02-18 16:23:43 |
| R1.htm | 18250 | 2020-02-18 16:23:43 |
| R10.htm | 148626 | 2020-02-18 16:23:43 |
| R15.htm | 221166 | 2020-02-18 16:23:43 |
| R16.htm | 149333 | 2020-02-18 16:23:43 |
| R2.htm | 168582 | 2020-02-18 16:23:43 |
| R21.htm | 221870 | 2020-02-18 16:23:43 |
| R22.htm | 150306 | 2020-02-18 16:23:43 |
| R27.htm | 237922 | 2020-02-18 16:23:43 |
| R28.htm | 7482 | 2020-02-18 16:23:43 |
| R9.htm | 274527 | 2020-02-18 16:23:43 |
| report.css | 2767 | 2020-02-18 16:23:43 |
| Show.js | 1085 | 2020-02-18 16:23:43 |