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| 0001056404-21-002829-index.html | 2021-03-17 09:38:53 | |
| 0001056404-21-002829.txt | 2021-03-17 09:38:53 | |
| bal20b27_10k-2020.htm | 157633 | 2021-03-17 09:38:53 |
| bal20b27_31.htm | 12214 | 2021-03-17 09:38:53 |
| bal20b27_33-1.htm | 727999 | 2021-03-17 09:38:53 |
| bal20b27_33-16.htm | 968248 | 2021-03-17 09:38:53 |
| bal20b27_33-17.htm | 167212 | 2021-03-17 09:38:53 |
| bal20b27_33-2.htm | 73732 | 2021-03-17 09:38:53 |
| bal20b27_33-31.htm | 352376 | 2021-03-17 09:38:53 |
| bal20b27_33-4.htm | 429957 | 2021-03-17 09:38:53 |
| bal20b27_33-44.htm | 73519 | 2021-03-17 09:38:53 |
| bal20b27_33-5.htm | 1214059 | 2021-03-17 09:38:53 |
| bal20b27_33-6.htm | 369315 | 2021-03-17 09:38:53 |
| bal20b27_33-7.htm | 78412 | 2021-03-17 09:38:53 |
| bal20b27_33-8.htm | 6570 | 2021-03-17 09:38:53 |
| bal20b27_34-1.htm | 10101 | 2021-03-17 09:38:53 |
| bal20b27_34-16.htm | 1072737 | 2021-03-17 09:38:53 |
| bal20b27_34-17.htm | 10229 | 2021-03-17 09:38:53 |
| bal20b27_34-2.htm | 7181 | 2021-03-17 09:38:53 |
| bal20b27_34-31.htm | 8070 | 2021-03-17 09:38:53 |
| bal20b27_34-4.htm | 12073 | 2021-03-17 09:38:53 |
| bal20b27_34-44.htm | 9755 | 2021-03-17 09:38:53 |
| bal20b27_34-5.htm | 12190 | 2021-03-17 09:38:53 |
| bal20b27_34-6.htm | 274624 | 2021-03-17 09:38:53 |
| bal20b27_34-7.htm | 7397 | 2021-03-17 09:38:53 |
| bal20b27_34-8.htm | 8696 | 2021-03-17 09:38:53 |
| bal20b27_35-1.htm | 998165 | 2021-03-17 09:38:53 |
| bal20b27_35-11.htm | 7190 | 2021-03-17 09:38:53 |
| bal20b27_35-15.htm | 7136 | 2021-03-17 09:38:53 |
| bal20b27_35-2.htm | 145796 | 2021-03-17 09:38:53 |
| bal20b27_35-3.htm | 573614 | 2021-03-17 09:38:53 |
| bal20b27_35-6.htm | 994579 | 2021-03-17 09:38:53 |
| bal20b27_35-7.htm | 7189 | 2021-03-17 09:38:53 |