Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-21-244649-index-headers.html | 2021-08-12 16:02:13 | |
| 0001193125-21-244649-index.html | 2021-08-12 16:02:13 | |
| 0001193125-21-244649.txt | 2021-08-12 16:02:13 | |
 0001193125-21-244649-xbrl.zip | 10600 | 2021-08-12 16:02:13 |
| chng-20210807.xsd | 3970 | 2021-08-12 16:02:13 |
| chng-20210807_def.xml | 13848 | 2021-08-12 16:02:13 |
| chng-20210807_lab.xml | 22770 | 2021-08-12 16:02:13 |
| chng-20210807_pre.xml | 14817 | 2021-08-12 16:02:13 |
| d195878d8k.htm | 26221 | 2021-08-12 16:02:13 |
| d195878d8k_htm.xml | 5243 | 2021-08-12 16:02:13 |
| FilingSummary.xml | 1807 | 2021-08-12 16:02:13 |
| Financial_Report.xlsx | 5813 | 2021-08-12 16:02:13 |
| MetaLinks.json | 22828 | 2021-08-12 16:02:13 |
| R1.htm | 44124 | 2021-08-12 16:02:13 |
| report.css | 2767 | 2021-08-12 16:02:13 |
| Show.js | 1084 | 2021-08-12 16:02:13 |