Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-21-241805-index-headers.html | 2021-08-10 16:10:00 | |
| 0001193125-21-241805-index.html | 2021-08-10 16:10:00 | |
| 0001193125-21-241805.txt | 2021-08-10 16:10:00 | |
 0001193125-21-241805-xbrl.zip | 38596 | 2021-08-10 16:10:00 |
| cik0000086521-20210809.xsd | 5599 | 2021-08-10 16:10:00 |
| cik0000086521-20210809_cal.xml | 665 | 2021-08-10 16:10:00 |
| cik0000086521-20210809_def.xml | 14184 | 2021-08-10 16:10:00 |
| cik0000086521-20210809_lab.xml | 18921 | 2021-08-10 16:10:00 |
| cik0000086521-20210809_pre.xml | 14410 | 2021-08-10 16:10:00 |
| d218647d8k.htm | 61392 | 2021-08-10 16:10:00 |
| d218647d8k_htm.xml | 7365 | 2021-08-10 16:10:00 |
| d218647dex11.htm | 140121 | 2021-08-10 16:10:00 |
| FilingSummary.xml | 1813 | 2021-08-10 16:10:00 |
| Financial_Report.xlsx | 6025 | 2021-08-10 16:10:00 |
| MetaLinks.json | 21342 | 2021-08-10 16:10:00 |
| R1.htm | 47752 | 2021-08-10 16:10:00 |
| report.css | 2767 | 2021-08-10 16:10:00 |
| Show.js | 1085 | 2021-08-10 16:10:00 |