Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-22-202719-index-headers.html | 2022-07-27 08:22:02 | |
| 0001193125-22-202719-index.html | 2022-07-27 08:22:02 | |
| 0001193125-22-202719.txt | 2022-07-27 08:22:02 | |
 0001193125-22-202719-xbrl.zip | 44783 | 2022-07-27 08:22:02 |
| alvr-20220726.xsd | 2857 | 2022-07-27 08:22:02 |
| alvr-20220726_lab.xml | 18738 | 2022-07-27 08:22:02 |
| alvr-20220726_pre.xml | 11708 | 2022-07-27 08:22:02 |
| d286495d8k.htm | 32525 | 2022-07-27 08:22:02 |
| d286495d8k_htm.xml | 3519 | 2022-07-27 08:22:02 |
| d286495dex101.htm | 131574 | 2022-07-27 08:22:02 |
| d286495dex51.htm | 5763 | 2022-07-27 08:22:02 |
| d286495dex991.htm | 10434 | 2022-07-27 08:22:02 |
| FilingSummary.xml | 1800 | 2022-07-27 08:22:02 |
| Financial_Report.xlsx | 5750 | 2022-07-27 08:22:02 |
 g286495g0727081621302.jpg | 2701 | 2022-07-27 08:22:02 |
| MetaLinks.json | 19117 | 2022-07-27 08:22:02 |
| R1.htm | 41870 | 2022-07-27 08:22:02 |
| report.css | 2767 | 2022-07-27 08:22:02 |
| Show.js | 1085 | 2022-07-27 08:22:02 |