Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-22-247904-index-headers.html | 2022-09-20 21:51:01 | |
| 0001193125-22-247904-index.html | 2022-09-20 21:51:01 | |
| 0001193125-22-247904.txt | 2022-09-20 21:51:01 | |
 0001193125-22-247904-xbrl.zip | 13171 | 2022-09-20 21:51:01 |
| chng-20220919.xsd | 2884 | 2022-09-20 21:51:01 |
| chng-20220919_lab.xml | 17995 | 2022-09-20 21:51:01 |
| chng-20220919_pre.xml | 11280 | 2022-09-20 21:51:01 |
| d405324d8k.htm | 28306 | 2022-09-20 21:51:01 |
| d405324d8k_htm.xml | 3351 | 2022-09-20 21:51:01 |
| d405324dex991.htm | 11848 | 2022-09-20 21:51:01 |
| FilingSummary.xml | 1742 | 2022-09-20 21:51:01 |
| Financial_Report.xlsx | 5720 | 2022-09-20 21:51:01 |
| MetaLinks.json | 18548 | 2022-09-20 21:51:01 |
| R1.htm | 39637 | 2022-09-20 21:51:01 |
| report.css | 2767 | 2022-09-20 21:51:01 |
| Show.js | 1084 | 2022-09-20 21:51:01 |