Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-22-256246-index-headers.html | 2022-10-03 09:06:02 | |
| 0001193125-22-256246-index.html | 2022-10-03 09:06:02 | |
| 0001193125-22-256246.txt | 2022-10-03 09:06:02 | |
 0001193125-22-256246-xbrl.zip | 27300 | 2022-10-03 09:06:02 |
| chng-20221003.xsd | 2884 | 2022-10-03 09:06:02 |
| chng-20221003_lab.xml | 18740 | 2022-10-03 09:06:02 |
| chng-20221003_pre.xml | 11726 | 2022-10-03 09:06:02 |
| d403452d8k.htm | 48310 | 2022-10-03 09:06:02 |
| d403452d8k_htm.xml | 3558 | 2022-10-03 09:06:02 |
| d403452dex31.htm | 4563 | 2022-10-03 09:06:02 |
| d403452dex32.htm | 65304 | 2022-10-03 09:06:02 |
| FilingSummary.xml | 1775 | 2022-10-03 09:06:02 |
| Financial_Report.xlsx | 5755 | 2022-10-03 09:06:02 |
| MetaLinks.json | 19134 | 2022-10-03 09:06:02 |
| R1.htm | 41155 | 2022-10-03 09:06:02 |
| report.css | 2767 | 2022-10-03 09:06:02 |
| Show.js | 1085 | 2022-10-03 09:06:02 |