Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-22-101010-index-headers.html | 2022-04-11 08:01:00 | |
| 0001193125-22-101010-index.html | 2022-04-11 08:01:00 | |
| 0001193125-22-101010.txt | 2022-04-11 08:01:00 | |
 0001193125-22-101010-xbrl.zip | 11434 | 2022-04-11 08:01:00 |
| chng-20220410.xsd | 3929 | 2022-04-11 08:01:00 |
| chng-20220410_def.xml | 13708 | 2022-04-11 08:01:00 |
| chng-20220410_lab.xml | 22631 | 2022-04-11 08:01:00 |
| chng-20220410_pre.xml | 14670 | 2022-04-11 08:01:00 |
| d326108d8k.htm | 27982 | 2022-04-11 08:01:00 |
| d326108d8k_htm.xml | 5237 | 2022-04-11 08:01:00 |
| FilingSummary.xml | 1740 | 2022-04-11 08:01:00 |
| Financial_Report.xlsx | 5811 | 2022-04-11 08:01:00 |
| MetaLinks.json | 22150 | 2022-04-11 08:01:00 |
| R1.htm | 44240 | 2022-04-11 08:01:00 |
| report.css | 2767 | 2022-04-11 08:01:00 |
| Show.js | 1084 | 2022-04-11 08:01:00 |