Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-22-211298-index-headers.html | 2022-08-03 16:25:15 | |
| 0001193125-22-211298-index.html | 2022-08-03 16:25:15 | |
| 0001193125-22-211298.txt | 2022-08-03 16:25:15 | |
 0001193125-22-211298-xbrl.zip | 22045 | 2022-08-03 16:25:15 |
| chng-20220803.xsd | 2884 | 2022-08-03 16:25:15 |
| chng-20220803_lab.xml | 17995 | 2022-08-03 16:25:15 |
| chng-20220803_pre.xml | 11280 | 2022-08-03 16:25:15 |
| d381100d8k.htm | 25267 | 2022-08-03 16:25:15 |
| d381100d8k_htm.xml | 3351 | 2022-08-03 16:25:15 |
| d381100dex991.htm | 169002 | 2022-08-03 16:25:15 |
| FilingSummary.xml | 1740 | 2022-08-03 16:25:15 |
| Financial_Report.xlsx | 5722 | 2022-08-03 16:25:15 |
| MetaLinks.json | 18548 | 2022-08-03 16:25:15 |
| R1.htm | 40108 | 2022-08-03 16:25:15 |
| report.css | 2767 | 2022-08-03 16:25:15 |
| Show.js | 1084 | 2022-08-03 16:25:15 |