Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-22-025738-index-headers.html | 2022-02-02 16:24:13 | |
| 0001193125-22-025738-index.html | 2022-02-02 16:24:13 | |
| 0001193125-22-025738.txt | 2022-02-02 16:24:13 | |
 0001193125-22-025738-xbrl.zip | 26269 | 2022-02-02 16:24:13 |
| chng-20220202.xsd | 3941 | 2022-02-02 16:24:13 |
| chng-20220202_def.xml | 13716 | 2022-02-02 16:24:13 |
| chng-20220202_lab.xml | 22631 | 2022-02-02 16:24:13 |
| chng-20220202_pre.xml | 14678 | 2022-02-02 16:24:13 |
| d242885d8k.htm | 26923 | 2022-02-02 16:24:13 |
| d242885d8k_htm.xml | 5237 | 2022-02-02 16:24:13 |
| d242885dex991.htm | 221836 | 2022-02-02 16:24:13 |
| FilingSummary.xml | 1782 | 2022-02-02 16:24:13 |
| Financial_Report.xlsx | 5813 | 2022-02-02 16:24:13 |
| MetaLinks.json | 22313 | 2022-02-02 16:24:13 |
| R1.htm | 44087 | 2022-02-02 16:24:13 |
| report.css | 2767 | 2022-02-02 16:24:13 |
| Show.js | 1085 | 2022-02-02 16:24:13 |