Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-22-155023-index-headers.html | 2022-05-19 16:06:00 | |
| 0001193125-22-155023-index.html | 2022-05-19 16:06:00 | |
| 0001193125-22-155023.txt | 2022-05-19 16:06:00 | |
 0001193125-22-155023-xbrl.zip | 8524 | 2022-05-19 16:06:00 |
| alvr-20220517.xsd | 2858 | 2022-05-19 16:06:00 |
| alvr-20220517_lab.xml | 18739 | 2022-05-19 16:06:00 |
| alvr-20220517_pre.xml | 11709 | 2022-05-19 16:06:00 |
| d346922d8k.htm | 30533 | 2022-05-19 16:06:00 |
| d346922d8k_htm.xml | 3518 | 2022-05-19 16:06:00 |
| FilingSummary.xml | 1696 | 2022-05-19 16:06:00 |
| Financial_Report.xlsx | 5727 | 2022-05-19 16:06:00 |
| MetaLinks.json | 19147 | 2022-05-19 16:06:00 |
| R1.htm | 42036 | 2022-05-19 16:06:00 |
| report.css | 2766 | 2022-05-19 16:06:00 |
| Show.js | 1084 | 2022-05-19 16:06:00 |