Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-22-159772-index-headers.html | 2022-05-25 16:40:48 | |
| 0001193125-22-159772-index.html | 2022-05-25 16:40:48 | |
| 0001193125-22-159772.txt | 2022-05-25 16:40:48 | |
 0001193125-22-159772-xbrl.zip | 27012 | 2022-05-25 16:40:48 |
| chng-20220525.xsd | 3930 | 2022-05-25 16:40:48 |
| chng-20220525_def.xml | 13709 | 2022-05-25 16:40:48 |
| chng-20220525_lab.xml | 22632 | 2022-05-25 16:40:48 |
| chng-20220525_pre.xml | 14671 | 2022-05-25 16:40:48 |
| d281019d8k.htm | 26400 | 2022-05-25 16:40:48 |
| d281019d8k_htm.xml | 5237 | 2022-05-25 16:40:48 |
| d281019dex991.htm | 234204 | 2022-05-25 16:40:48 |
| FilingSummary.xml | 1775 | 2022-05-25 16:40:48 |
| Financial_Report.xlsx | 5813 | 2022-05-25 16:40:48 |
| MetaLinks.json | 22150 | 2022-05-25 16:40:48 |
| R1.htm | 44238 | 2022-05-25 16:40:48 |
| report.css | 2767 | 2022-05-25 16:40:48 |
| Show.js | 1085 | 2022-05-25 16:40:48 |