Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-22-095634-index-headers.html | 2022-04-05 08:00:58 | |
| 0001193125-22-095634-index.html | 2022-04-05 08:00:58 | |
| 0001193125-22-095634.txt | 2022-04-05 08:00:58 | |
 0001193125-22-095634-xbrl.zip | 18315 | 2022-04-05 08:00:58 |
| chng-20220404.xsd | 3928 | 2022-04-05 08:00:58 |
| chng-20220404_def.xml | 13707 | 2022-04-05 08:00:58 |
| chng-20220404_lab.xml | 22630 | 2022-04-05 08:00:58 |
| chng-20220404_pre.xml | 14669 | 2022-04-05 08:00:58 |
| d315786d8k.htm | 29759 | 2022-04-05 08:00:58 |
| d315786d8k_htm.xml | 5237 | 2022-04-05 08:00:58 |
| d315786dex101.htm | 25445 | 2022-04-05 08:00:58 |
| d315786dex991.htm | 6222 | 2022-04-05 08:00:58 |
| FilingSummary.xml | 1810 | 2022-04-05 08:00:58 |
| Financial_Report.xlsx | 5813 | 2022-04-05 08:00:58 |
| MetaLinks.json | 22150 | 2022-04-05 08:00:58 |
| R1.htm | 44241 | 2022-04-05 08:00:58 |
| report.css | 2767 | 2022-04-05 08:00:58 |
| Show.js | 1085 | 2022-04-05 08:00:58 |