Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-22-001665-index-headers.html | 2022-01-04 16:01:34 | |
| 0001193125-22-001665-index.html | 2022-01-04 16:01:34 | |
| 0001193125-22-001665.txt | 2022-01-04 16:01:34 | |
 0001193125-22-001665-xbrl.zip | 10952 | 2022-01-04 16:01:34 |
| chng-20211228.xsd | 3969 | 2022-01-04 16:01:34 |
| chng-20211228_def.xml | 13847 | 2022-01-04 16:01:34 |
| chng-20211228_lab.xml | 22769 | 2022-01-04 16:01:34 |
| chng-20211228_pre.xml | 14816 | 2022-01-04 16:01:34 |
| d266772d8k.htm | 25035 | 2022-01-04 16:01:34 |
| d266772d8k_htm.xml | 5243 | 2022-01-04 16:01:34 |
| FilingSummary.xml | 1808 | 2022-01-04 16:01:34 |
| Financial_Report.xlsx | 5811 | 2022-01-04 16:01:34 |
| MetaLinks.json | 22598 | 2022-01-04 16:01:34 |
| R1.htm | 44123 | 2022-01-04 16:01:34 |
| report.css | 2767 | 2022-01-04 16:01:34 |
| Show.js | 1084 | 2022-01-04 16:01:34 |