Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000819940-20-000006-index-headers.html | 2020-01-03 10:46:13 | |
| 0000819940-20-000006-index.html | 2020-01-03 10:46:13 | |
| 0000819940-20-000006.txt | 2020-01-03 10:46:13 | |
 0000819940-20-000006-xbrl.zip | 45533 | 2020-01-03 10:46:13 |
 BarChart1.png | 17407 | 2020-01-03 10:46:13 |
| ck0000819940-20191226.xml | 81532 | 2020-01-03 10:46:13 |
| ck0000819940-20191226.xsd | 8267 | 2020-01-03 10:46:13 |
| ck0000819940-20191226_cal.xml | 5069 | 2020-01-03 10:46:13 |
| ck0000819940-20191226_def.xml | 145256 | 2020-01-03 10:46:13 |
| ck0000819940-20191226_lab.xml | 190172 | 2020-01-03 10:46:13 |
| ck0000819940-20191226_pre.xml | 161168 | 2020-01-03 10:46:13 |
| FilingSummary.xml | 3640 | 2020-01-03 10:46:13 |
| lp1-0310.htm | 27629 | 2020-01-03 10:46:13 |
| R1.htm | 27207 | 2020-01-03 10:46:13 |
| R10.htm | 3937 | 2020-01-03 10:46:13 |
| R2.htm | 143540 | 2020-01-03 10:46:13 |
| R9.htm | 268407 | 2020-01-03 10:46:13 |
| report.css | 2767 | 2020-01-03 10:46:13 |
| Show.js | 1085 | 2020-01-03 10:46:13 |