Parent Directory| Name | Size | Last Modified |
|---|---|---|
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| 0000003499-23-000010-index.html | 2023-03-10 16:17:33 | |
| 0000003499-23-000010.txt | 2023-03-10 16:17:33 | |
 0000003499-23-000010-xbrl.zip | 13437 | 2023-03-10 16:17:33 |
| alx-20230308.htm | 43139 | 2023-03-10 16:17:33 |
| alx-20230308.xsd | 1968 | 2023-03-10 16:17:33 |
| alx-20230308_htm.xml | 11059 | 2023-03-10 16:17:33 |
| alx-20230308_lab.xml | 24137 | 2023-03-10 16:17:33 |
| alx-20230308_pre.xml | 12574 | 2023-03-10 16:17:33 |
| exhibit991-regoparkiiisale.htm | 5657 | 2023-03-10 16:17:33 |
| FilingSummary.xml | 1721 | 2023-03-10 16:17:33 |
| Financial_Report.xlsx | 5688 | 2023-03-10 16:17:33 |
 image_0a.jpg | 14378 | 2023-03-10 16:17:33 |
| MetaLinks.json | 17593 | 2023-03-10 16:17:33 |
| R1.htm | 38093 | 2023-03-10 16:17:33 |
| report.css | 2767 | 2023-03-10 16:17:33 |
| Show.js | 1085 | 2023-03-10 16:17:33 |