Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000914748-21-000010-index-headers.html | 2021-11-10 16:53:49 | |
| 0000914748-21-000010-index.html | 2021-11-10 16:53:49 | |
| 0000914748-21-000010.txt | 2021-11-10 16:53:49 | |
 0000914748-21-000010-xbrl.zip | 321669 | 2021-11-10 16:53:49 |
| cik0000914748-20210930.htm | 5111949 | 2021-11-10 16:53:49 |
| cik0000914748-20210930.xsd | 96964 | 2021-11-10 16:53:49 |
| cik0000914748-20210930_cal.xml | 111718 | 2021-11-10 16:53:49 |
| cik0000914748-20210930_def.xml | 632206 | 2021-11-10 16:53:49 |
| cik0000914748-20210930_htm.xml | 5945936 | 2021-11-10 16:53:49 |
| cik0000914748-20210930_lab.xml | 796852 | 2021-11-10 16:53:49 |
| cik0000914748-20210930_pre.xml | 809342 | 2021-11-10 16:53:49 |
| exhibit311.htm | 12741 | 2021-11-10 16:53:49 |
| exhibit312.htm | 12743 | 2021-11-10 16:53:49 |
| exhibit321.htm | 11214 | 2021-11-10 16:53:49 |
| FilingSummary.xml | 50440 | 2021-11-10 16:53:49 |
| Financial_Report.xlsx | 124075 | 2021-11-10 16:53:49 |
| MetaLinks.json | 852571 | 2021-11-10 16:53:49 |
| R1.htm | 48978 | 2021-11-10 16:53:49 |
| R10.htm | 47434 | 2021-11-10 16:53:49 |
| R11.htm | 512996 | 2021-11-10 16:53:49 |
| R12.htm | 13930 | 2021-11-10 16:53:49 |
| R13.htm | 206676 | 2021-11-10 16:53:49 |
| R14.htm | 142506 | 2021-11-10 16:53:49 |
| R15.htm | 50016 | 2021-11-10 16:53:49 |
| R16.htm | 45756 | 2021-11-10 16:53:49 |
| R17.htm | 7291 | 2021-11-10 16:53:49 |
| R18.htm | 129905 | 2021-11-10 16:53:49 |
| R19.htm | 258453 | 2021-11-10 16:53:49 |
| R2.htm | 104196 | 2021-11-10 16:53:49 |
| R20.htm | 8227 | 2021-11-10 16:53:49 |
| R21.htm | 5360 | 2021-11-10 16:53:49 |
| R22.htm | 900572 | 2021-11-10 16:53:49 |
| R23.htm | 46818 | 2021-11-10 16:53:49 |
| R24.htm | 498701 | 2021-11-10 16:53:49 |
| R25.htm | 12593 | 2021-11-10 16:53:49 |
| R26.htm | 209226 | 2021-11-10 16:53:49 |
| R27.htm | 141268 | 2021-11-10 16:53:49 |
| R28.htm | 51019 | 2021-11-10 16:53:49 |
| R29.htm | 42484 | 2021-11-10 16:53:49 |
| R3.htm | 26919 | 2021-11-10 16:53:49 |
| R30.htm | 127760 | 2021-11-10 16:53:49 |
| R31.htm | 251853 | 2021-11-10 16:53:49 |
| R32.htm | 36063 | 2021-11-10 16:53:49 |
| R33.htm | 62515 | 2021-11-10 16:53:49 |
| R34.htm | 41416 | 2021-11-10 16:53:49 |
| R35.htm | 15111 | 2021-11-10 16:53:49 |
| R36.htm | 60914 | 2021-11-10 16:53:49 |
| R37.htm | 47393 | 2021-11-10 16:53:49 |
| R38.htm | 29254 | 2021-11-10 16:53:49 |
| R39.htm | 64785 | 2021-11-10 16:53:49 |
| R4.htm | 83193 | 2021-11-10 16:53:49 |
| R40.htm | 20449 | 2021-11-10 16:53:49 |
| R41.htm | 9123 | 2021-11-10 16:53:49 |
| R42.htm | 25803 | 2021-11-10 16:53:49 |
| R43.htm | 42914 | 2021-11-10 16:53:49 |
| R44.htm | 70562 | 2021-11-10 16:53:49 |
| R45.htm | 46236 | 2021-11-10 16:53:49 |
| R46.htm | 24374 | 2021-11-10 16:53:49 |
| R47.htm | 8945 | 2021-11-10 16:53:49 |
| R48.htm | 42952 | 2021-11-10 16:53:49 |
| R49.htm | 25038 | 2021-11-10 16:53:49 |
| R5.htm | 50889 | 2021-11-10 16:53:49 |
| R50.htm | 29477 | 2021-11-10 16:53:49 |
| R51.htm | 4663 | 2021-11-10 16:53:49 |
| R52.htm | 63509 | 2021-11-10 16:53:49 |
| R53.htm | 49453 | 2021-11-10 16:53:49 |
| R54.htm | 23515 | 2021-11-10 16:53:49 |
| R55.htm | 21437 | 2021-11-10 16:53:49 |
| R56.htm | 12393 | 2021-11-10 16:53:49 |
| R57.htm | 45761 | 2021-11-10 16:53:49 |
| R58.htm | 21160 | 2021-11-10 16:53:49 |
| R59.htm | 4941 | 2021-11-10 16:53:49 |
| R6.htm | 96914 | 2021-11-10 16:53:49 |
| R60.htm | 20209 | 2021-11-10 16:53:49 |
| R61.htm | 4183 | 2021-11-10 16:53:49 |
| R62.htm | 27476 | 2021-11-10 16:53:49 |
| R63.htm | 20958 | 2021-11-10 16:53:49 |
| R64.htm | 6441 | 2021-11-10 16:53:49 |
| R65.htm | 74732 | 2021-11-10 16:53:49 |
| R66.htm | 4519 | 2021-11-10 16:53:49 |
| R67.htm | 6721 | 2021-11-10 16:53:49 |
| R68.htm | 56248 | 2021-11-10 16:53:49 |
| R69.htm | 17327 | 2021-11-10 16:53:49 |
| R7.htm | 5748 | 2021-11-10 16:53:49 |
| R70.htm | 34029 | 2021-11-10 16:53:49 |
| R8.htm | 10221 | 2021-11-10 16:53:49 |
| R9.htm | 904030 | 2021-11-10 16:53:49 |
| R9999.htm | 5571 | 2021-11-10 16:53:49 |
| report.css | 2767 | 2021-11-10 16:53:49 |
| Show.js | 1085 | 2021-11-10 16:53:49 |