Parent Directory| Name | Size | Last Modified |
|---|---|---|
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| 0000950123-10-038184-index.html | 2010-04-26 15:16:40 | |
| 0000950123-10-038184.txt | 2010-04-26 15:16:40 | |
 0000950123-10-038184-xbrl.zip | 41912 | 2010-04-26 15:16:40 |
| altr-20100402.xml | 222706 | 2010-04-26 15:16:40 |
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| c98489e10vq.htm | 317185 | 2010-04-26 15:16:40 |
| c98489exv31w1.htm | 5780 | 2010-04-26 15:16:40 |
| c98489exv31w2.htm | 5786 | 2010-04-26 15:16:40 |
| c98489exv32w1.htm | 3107 | 2010-04-26 15:16:40 |
| c98489exv32w2.htm | 3119 | 2010-04-26 15:16:40 |
| defnref.xml | 21352 | 2010-04-26 15:16:40 |
| FilingSummary.xml | 10750 | 2010-04-26 15:16:40 |
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| R10.xml | 17986 | 2010-04-26 15:16:40 |
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| R18.xml | 9579 | 2010-04-26 15:16:40 |
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| R7.xml | 10834 | 2010-04-26 15:16:40 |
| R8.xml | 24207 | 2010-04-26 15:16:40 |
| R9.xml | 13507 | 2010-04-26 15:16:40 |