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|---|---|---|
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| 0001193125-11-306587-index.html | 2011-11-10 14:28:40 | |
| 0001193125-11-306587.txt | 2011-11-10 14:28:40 | |
 0001193125-11-306587-xbrl.zip | 38677 | 2011-11-10 14:28:40 |
| chgch-20110930.xml | 144599 | 2011-11-10 14:28:40 |
| chgch-20110930.xsd | 11297 | 2011-11-10 14:28:40 |
| chgch-20110930_cal.xml | 46985 | 2011-11-10 14:28:40 |
| chgch-20110930_lab.xml | 128868 | 2011-11-10 14:28:40 |
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| d252361dex312.htm | 10450 | 2011-11-10 14:28:40 |
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| d252361dex322.htm | 4692 | 2011-11-10 14:28:40 |
| FilingSummary.xml | 7513 | 2011-11-10 14:28:40 |
| Financial_Report.xls | 142910 | 2011-11-10 14:28:40 |
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| R10.htm | 14353 | 2011-11-10 14:28:40 |
| R11.htm | 34946 | 2011-11-10 14:28:40 |
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| R14.htm | 6585 | 2011-11-10 14:28:40 |
| R2.htm | 120756 | 2011-11-10 14:28:40 |
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| R4.htm | 109689 | 2011-11-10 14:28:40 |
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| R9.htm | 21617 | 2011-11-10 14:28:40 |
| report.css | 2721 | 2011-11-10 14:28:40 |
| Show.js | 6423 | 2011-11-10 14:28:40 |