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| 0000003499-20-000034-index.html | 2020-11-02 08:12:38 | |
| 0000003499-20-000034.txt | 2020-11-02 08:12:38 | |
 0000003499-20-000034-xbrl.zip | 286026 | 2020-11-02 08:12:38 |
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| alx-20200930_lab.xml | 466024 | 2020-11-02 08:12:38 |
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| exhibit322-10q09302020.htm | 5007 | 2020-11-02 08:12:38 |
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| report.css | 2767 | 2020-11-02 08:12:38 |
| Show.js | 1085 | 2020-11-02 08:12:38 |