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|---|---|---|
 0000003499-18-000023-index-headers.html | 2018-10-29 08:22:57 | |
| 0000003499-18-000023-index.html | 2018-10-29 08:22:57 | |
| 0000003499-18-000023.txt | 2018-10-29 08:22:57 | |
 0000003499-18-000023-xbrl.zip | 155345 | 2018-10-29 08:22:57 |
| alx-20180930.xml | 825636 | 2018-10-29 08:22:57 |
| alx-20180930.xsd | 43933 | 2018-10-29 08:22:57 |
| alx-20180930_cal.xml | 57770 | 2018-10-29 08:22:57 |
| alx-20180930_def.xml | 237602 | 2018-10-29 08:22:57 |
| alx-20180930_lab.xml | 522280 | 2018-10-29 08:22:57 |
| alx-20180930_pre.xml | 342071 | 2018-10-29 08:22:57 |
| alx10-q9302018.htm | 804254 | 2018-10-29 08:22:57 |
| exhibit151.htm | 3679 | 2018-10-29 08:22:57 |
| exhibit3111.htm | 13518 | 2018-10-29 08:22:57 |
| exhibit3121.htm | 13528 | 2018-10-29 08:22:57 |
| exhibit3211.htm | 6011 | 2018-10-29 08:22:57 |
| exhibit3221.htm | 5998 | 2018-10-29 08:22:57 |
| FilingSummary.xml | 27764 | 2018-10-29 08:22:57 |
| Financial_Report.xlsx | 57272 | 2018-10-29 08:22:57 |
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| report.css | 2767 | 2018-10-29 08:22:57 |
| Show.js | 1085 | 2018-10-29 08:22:57 |