Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000003499-22-000016-index-headers.html | 2022-05-20 16:15:54 | |
| 0000003499-22-000016-index.html | 2022-05-20 16:15:54 | |
| 0000003499-22-000016.txt | 2022-05-20 16:15:54 | |
 0000003499-22-000016-xbrl.zip | 27002 | 2022-05-20 16:15:54 |
| alx-20220519.htm | 55093 | 2022-05-20 16:15:54 |
| alx-20220519.xsd | 1968 | 2022-05-20 16:15:54 |
| alx-20220519_htm.xml | 11554 | 2022-05-20 16:15:54 |
| alx-20220519_lab.xml | 25138 | 2022-05-20 16:15:54 |
| alx-20220519_pre.xml | 13109 | 2022-05-20 16:15:54 |
| exhibit31.htm | 98862 | 2022-05-20 16:15:54 |
| FilingSummary.xml | 1704 | 2022-05-20 16:15:54 |
| Financial_Report.xlsx | 5689 | 2022-05-20 16:15:54 |
| MetaLinks.json | 17611 | 2022-05-20 16:15:54 |
| R1.htm | 40241 | 2022-05-20 16:15:54 |
| report.css | 2767 | 2022-05-20 16:15:54 |
| Show.js | 1084 | 2022-05-20 16:15:54 |