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|---|---|---|
 0001193125-20-256463-index-headers.html | 2020-09-28 16:16:00 | |
| 0001193125-20-256463-index.html | 2020-09-28 16:16:00 | |
| 0001193125-20-256463.txt | 2020-09-28 16:16:00 | |
 0001193125-20-256463-xbrl.zip | 46624 | 2020-09-28 16:16:00 |
| cik0000086521-20200928.xsd | 6382 | 2020-09-28 16:16:00 |
| cik0000086521-20200928_cal.xml | 668 | 2020-09-28 16:16:00 |
| cik0000086521-20200928_def.xml | 15480 | 2020-09-28 16:16:00 |
| cik0000086521-20200928_lab.xml | 21611 | 2020-09-28 16:16:00 |
| cik0000086521-20200928_pre.xml | 15827 | 2020-09-28 16:16:00 |
| d76863d8k.htm | 73375 | 2020-09-28 16:16:00 |
| d76863d8k_htm.xml | 10010 | 2020-09-28 16:16:00 |
| d76863dex41.htm | 315617 | 2020-09-28 16:16:00 |
| d76863dex51.htm | 21465 | 2020-09-28 16:16:00 |
| FilingSummary.xml | 2048 | 2020-09-28 16:16:00 |
| Financial_Report.xlsx | 5963 | 2020-09-28 16:16:00 |
 g76863ex5_1.jpg | 9372 | 2020-09-28 16:16:00 |
 g76863sp30.jpg | 10385 | 2020-09-28 16:16:00 |
| MetaLinks.json | 23175 | 2020-09-28 16:16:00 |
| R1.htm | 52601 | 2020-09-28 16:16:00 |
| report.css | 2766 | 2020-09-28 16:16:00 |
| Show.js | 1085 | 2020-09-28 16:16:00 |