Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-22-196646-index-headers.html | 2022-07-19 08:32:12 | |
| 0001193125-22-196646-index.html | 2022-07-19 08:32:12 | |
| 0001193125-22-196646.txt | 2022-07-19 08:32:12 | |
 0001193125-22-196646-xbrl.zip | 7696 | 2022-07-19 08:32:12 |
| chng-20220719.xsd | 2884 | 2022-07-19 08:32:12 |
| chng-20220719_lab.xml | 17995 | 2022-07-19 08:32:12 |
| chng-20220719_pre.xml | 11280 | 2022-07-19 08:32:12 |
| d374019d8k.htm | 21457 | 2022-07-19 08:32:12 |
| d374019d8k_htm.xml | 3351 | 2022-07-19 08:32:12 |
| FilingSummary.xml | 1705 | 2022-07-19 08:32:12 |
| Financial_Report.xlsx | 5721 | 2022-07-19 08:32:12 |
| MetaLinks.json | 18548 | 2022-07-19 08:32:12 |
| R1.htm | 40107 | 2022-07-19 08:32:12 |
| report.css | 2766 | 2022-07-19 08:32:12 |
| Show.js | 1084 | 2022-07-19 08:32:12 |