Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000046619-16-000162-index-headers.html | 2016-12-15 17:01:38 | |
| 0000046619-16-000162-index.html | 2016-12-15 17:01:38 | |
| 0000046619-16-000162.txt | 2016-12-15 17:01:38 | |
 0000046619-16-000162-xbrl.zip | 423836 | 2016-12-15 17:01:38 |
| FilingSummary.xml | 63239 | 2016-12-15 17:01:38 |
| Financial_Report.xlsx | 150046 | 2016-12-15 17:01:38 |
| fy201610kexhibit107.htm | 352127 | 2016-12-15 17:01:38 |
| fy201610kexhibit21.htm | 66587 | 2016-12-15 17:01:38 |
| fy201610kexhibit23.htm | 2672 | 2016-12-15 17:01:38 |
| fy201610kexhibit311.htm | 13183 | 2016-12-15 17:01:38 |
| fy201610kexhibit312.htm | 13207 | 2016-12-15 17:01:38 |
| fy201610kexhibit321.htm | 6813 | 2016-12-15 17:01:38 |
| fy201610kexhibit322.htm | 6828 | 2016-12-15 17:01:38 |
| hei-20161031.xml | 3626651 | 2016-12-15 17:01:38 |
| hei-20161031.xsd | 93038 | 2016-12-15 17:01:38 |
| hei-20161031_cal.xml | 176314 | 2016-12-15 17:01:38 |
| hei-20161031_def.xml | 773813 | 2016-12-15 17:01:38 |
| hei-20161031_lab.xml | 1212618 | 2016-12-15 17:01:38 |
| hei-20161031_pre.xml | 893136 | 2016-12-15 17:01:38 |
| hei1031201610k.htm | 2737530 | 2016-12-15 17:01:38 |
 hei1031201_chart-06512.jpg | 74882 | 2016-12-15 17:01:38 |
 hei1031201_chart-08592.jpg | 78793 | 2016-12-15 17:01:38 |
| R1.htm | 47735 | 2016-12-15 17:01:38 |
| R10.htm | 135020 | 2016-12-15 17:01:38 |
| R100.htm | 17400 | 2016-12-15 17:01:38 |
| R101.htm | 17922 | 2016-12-15 17:01:38 |
| R102.htm | 11634 | 2016-12-15 17:01:38 |
| R103.htm | 8629 | 2016-12-15 17:01:38 |
| R104.htm | 16078 | 2016-12-15 17:01:38 |
| R105.htm | 24002 | 2016-12-15 17:01:38 |
| R11.htm | 120419 | 2016-12-15 17:01:38 |
| R12.htm | 93881 | 2016-12-15 17:01:38 |
| R13.htm | 33083 | 2016-12-15 17:01:38 |
| R14.htm | 137504 | 2016-12-15 17:01:38 |
| R15.htm | 146848 | 2016-12-15 17:01:38 |
| R16.htm | 15385 | 2016-12-15 17:01:38 |
| R17.htm | 116271 | 2016-12-15 17:01:38 |
| R18.htm | 135926 | 2016-12-15 17:01:38 |
| R19.htm | 53645 | 2016-12-15 17:01:38 |
| R2.htm | 90845 | 2016-12-15 17:01:38 |
| R20.htm | 36937 | 2016-12-15 17:01:38 |
| R21.htm | 78334 | 2016-12-15 17:01:38 |
| R22.htm | 167377 | 2016-12-15 17:01:38 |
| R23.htm | 28974 | 2016-12-15 17:01:38 |
| R24.htm | 23209 | 2016-12-15 17:01:38 |
| R25.htm | 48431 | 2016-12-15 17:01:38 |
| R26.htm | 135387 | 2016-12-15 17:01:38 |
| R27.htm | 24237 | 2016-12-15 17:01:38 |
| R28.htm | 117593 | 2016-12-15 17:01:38 |
| R29.htm | 120992 | 2016-12-15 17:01:38 |
| R3.htm | 11920 | 2016-12-15 17:01:38 |
| R30.htm | 88033 | 2016-12-15 17:01:38 |
| R31.htm | 29873 | 2016-12-15 17:01:38 |
| R32.htm | 138275 | 2016-12-15 17:01:38 |
| R33.htm | 141756 | 2016-12-15 17:01:38 |
| R34.htm | 112753 | 2016-12-15 17:01:38 |
| R35.htm | 137409 | 2016-12-15 17:01:38 |
| R36.htm | 48164 | 2016-12-15 17:01:38 |
| R37.htm | 35777 | 2016-12-15 17:01:38 |
| R38.htm | 74370 | 2016-12-15 17:01:38 |
| R39.htm | 162966 | 2016-12-15 17:01:38 |
| R4.htm | 45213 | 2016-12-15 17:01:38 |
| R40.htm | 25622 | 2016-12-15 17:01:38 |
| R41.htm | 21813 | 2016-12-15 17:01:38 |
| R42.htm | 17846 | 2016-12-15 17:01:38 |
| R43.htm | 20602 | 2016-12-15 17:01:38 |
| R44.htm | 52217 | 2016-12-15 17:01:38 |
| R45.htm | 11517 | 2016-12-15 17:01:38 |
| R46.htm | 41844 | 2016-12-15 17:01:38 |
| R47.htm | 16755 | 2016-12-15 17:01:38 |
| R48.htm | 18985 | 2016-12-15 17:01:38 |
| R49.htm | 37935 | 2016-12-15 17:01:38 |
| R5.htm | 29032 | 2016-12-15 17:01:38 |
| R50.htm | 16054 | 2016-12-15 17:01:38 |
| R51.htm | 103781 | 2016-12-15 17:01:38 |
| R52.htm | 8878 | 2016-12-15 17:01:38 |
| R53.htm | 21589 | 2016-12-15 17:01:38 |
| R54.htm | 15163 | 2016-12-15 17:01:38 |
| R55.htm | 19919 | 2016-12-15 17:01:38 |
| R56.htm | 15467 | 2016-12-15 17:01:38 |
| R57.htm | 4130 | 2016-12-15 17:01:38 |
| R58.htm | 18985 | 2016-12-15 17:01:38 |
| R59.htm | 37159 | 2016-12-15 17:01:38 |
| R6.htm | 105471 | 2016-12-15 17:01:38 |
| R60.htm | 18659 | 2016-12-15 17:01:38 |
| R61.htm | 42530 | 2016-12-15 17:01:38 |
| R62.htm | 23501 | 2016-12-15 17:01:38 |
| R63.htm | 13840 | 2016-12-15 17:01:38 |
| R64.htm | 19274 | 2016-12-15 17:01:38 |
| R65.htm | 52280 | 2016-12-15 17:01:38 |
| R66.htm | 9249 | 2016-12-15 17:01:38 |
| R67.htm | 29116 | 2016-12-15 17:01:38 |
| R68.htm | 28066 | 2016-12-15 17:01:38 |
| R69.htm | 42364 | 2016-12-15 17:01:38 |
| R7.htm | 3143 | 2016-12-15 17:01:38 |
| R70.htm | 11834 | 2016-12-15 17:01:38 |
| R71.htm | 15803 | 2016-12-15 17:01:38 |
| R72.htm | 14771 | 2016-12-15 17:01:38 |
| R73.htm | 43052 | 2016-12-15 17:01:38 |
| R74.htm | 17990 | 2016-12-15 17:01:38 |
| R75.htm | 28096 | 2016-12-15 17:01:38 |
| R76.htm | 32719 | 2016-12-15 17:01:38 |
| R77.htm | 25361 | 2016-12-15 17:01:38 |
| R78.htm | 59667 | 2016-12-15 17:01:38 |
| R79.htm | 26086 | 2016-12-15 17:01:38 |
| R8.htm | 98911 | 2016-12-15 17:01:38 |
| R80.htm | 37241 | 2016-12-15 17:01:38 |
| R81.htm | 30960 | 2016-12-15 17:01:38 |
| R82.htm | 8169 | 2016-12-15 17:01:38 |
| R83.htm | 20057 | 2016-12-15 17:01:38 |
| R84.htm | 37556 | 2016-12-15 17:01:38 |
| R85.htm | 11950 | 2016-12-15 17:01:38 |
| R86.htm | 29747 | 2016-12-15 17:01:38 |
| R87.htm | 9808 | 2016-12-15 17:01:38 |
| R88.htm | 13161 | 2016-12-15 17:01:38 |
| R89.htm | 15145 | 2016-12-15 17:01:38 |
| R9.htm | 70775 | 2016-12-15 17:01:38 |
| R90.htm | 30820 | 2016-12-15 17:01:38 |
| R91.htm | 15062 | 2016-12-15 17:01:38 |
| R92.htm | 32790 | 2016-12-15 17:01:38 |
| R93.htm | 50294 | 2016-12-15 17:01:38 |
| R94.htm | 40505 | 2016-12-15 17:01:38 |
| R95.htm | 28384 | 2016-12-15 17:01:38 |
| R96.htm | 31685 | 2016-12-15 17:01:38 |
| R97.htm | 15236 | 2016-12-15 17:01:38 |
| R98.htm | 44725 | 2016-12-15 17:01:38 |
| R99.htm | 36487 | 2016-12-15 17:01:38 |
| report.css | 2768 | 2016-12-15 17:01:38 |
| Show.js | 1411 | 2016-12-15 17:01:38 |