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| 0000003499-24-000041-index.html | 2024-11-04 08:31:43 | |
| 0000003499-24-000041.txt | 2024-11-04 08:31:43 | |
 0000003499-24-000041-xbrl.zip | 370224 | 2024-11-04 08:31:43 |
| alx-20240930.htm | 777418 | 2024-11-04 08:31:43 |
| alx-20240930.xsd | 38345 | 2024-11-04 08:31:43 |
| alx-20240930_cal.xml | 45707 | 2024-11-04 08:31:43 |
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| alx-20240930_lab.xml | 390985 | 2024-11-04 08:31:43 |
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| exhibit1010-731lexingtonof.htm | 1346648 | 2024-11-04 08:31:43 |
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| exhibit1012-731lexingtonof.htm | 148059 | 2024-11-04 08:31:43 |
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| exhibit311-10q9302024.htm | 8787 | 2024-11-04 08:31:43 |
| exhibit312-10q9302024.htm | 8761 | 2024-11-04 08:31:43 |
| exhibit321-10q9302024.htm | 4968 | 2024-11-04 08:31:43 |
| exhibit322-10q9302024.htm | 4943 | 2024-11-04 08:31:43 |
| FilingSummary.xml | 26049 | 2024-11-04 08:31:43 |
| Financial_Report.xlsx | 63867 | 2024-11-04 08:31:43 |
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| R1.htm | 50154 | 2024-11-04 08:31:43 |
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| R9.htm | 96486 | 2024-11-04 08:31:43 |
| report.css | 2767 | 2024-11-04 08:31:43 |
| Show.js | 1085 | 2024-11-04 08:31:43 |