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| 0000048732-15-000005-index.html | 2015-03-09 15:12:58 | |
| 0000048732-15-000005.txt | 2015-03-09 15:12:58 | |
 0000048732-15-000005-xbrl.zip | 206029 | 2015-03-09 15:12:58 |
| cehe-20141231.xml | 1484937 | 2015-03-09 15:12:58 |
| cehe-20141231.xsd | 42139 | 2015-03-09 15:12:58 |
| cehe-20141231_cal.xml | 76528 | 2015-03-09 15:12:58 |
| cehe-20141231_def.xml | 278596 | 2015-03-09 15:12:58 |
| cehe-20141231_lab.xml | 691002 | 2015-03-09 15:12:58 |
| cehe-20141231_pre.xml | 378252 | 2015-03-09 15:12:58 |
| cehe_10kx12312014.htm | 1443735 | 2015-03-09 15:12:58 |
| cehe_exhibit12x12312014.htm | 54346 | 2015-03-09 15:12:58 |
| cehe_exhibit23x12312014.htm | 3162 | 2015-03-09 15:12:58 |
| cehe_exhibit311x12312014.htm | 12978 | 2015-03-09 15:12:58 |
| cehe_exhibit312x12312014.htm | 12729 | 2015-03-09 15:12:58 |
| cehe_exhibit321x12312014.htm | 5982 | 2015-03-09 15:12:58 |
| cehe_exhibit322x12312014.htm | 5992 | 2015-03-09 15:12:58 |
| FilingSummary.xml | 24366 | 2015-03-09 15:12:58 |
| Financial_Report.xls | 1293014 | 2015-03-09 15:12:58 |
| Financial_Report.xlsx | 176791 | 2015-03-09 15:12:58 |
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| R9.htm | 69518 | 2015-03-09 15:12:58 |
| report.css | 2740 | 2015-03-09 15:12:58 |
| Show.js | 1410 | 2015-03-09 15:12:58 |