Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-22-113022-index-headers.html | 2022-04-21 16:17:05 | |
| 0001193125-22-113022-index.html | 2022-04-21 16:17:05 | |
| 0001193125-22-113022.txt | 2022-04-21 16:17:05 | |
 0001193125-22-113022-xbrl.zip | 10693 | 2022-04-21 16:17:05 |
| chng-20220415.xsd | 3930 | 2022-04-21 16:17:05 |
| chng-20220415_def.xml | 13709 | 2022-04-21 16:17:05 |
| chng-20220415_lab.xml | 22632 | 2022-04-21 16:17:05 |
| chng-20220415_pre.xml | 14671 | 2022-04-21 16:17:05 |
| d272325d8k.htm | 25079 | 2022-04-21 16:17:05 |
| d272325d8k_htm.xml | 5237 | 2022-04-21 16:17:05 |
| FilingSummary.xml | 1740 | 2022-04-21 16:17:05 |
| Financial_Report.xlsx | 5812 | 2022-04-21 16:17:05 |
| MetaLinks.json | 22180 | 2022-04-21 16:17:05 |
| R1.htm | 44240 | 2022-04-21 16:17:05 |
| report.css | 2767 | 2022-04-21 16:17:05 |
| Show.js | 1084 | 2022-04-21 16:17:05 |