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| 0000950170-22-000534-index.html | 2022-01-27 16:31:24 | |
| 0000950170-22-000534.txt | 2022-01-27 16:31:24 | |
 0000950170-22-000534-xbrl.zip | 261839 | 2022-01-27 16:31:24 |
| exp-20211231.htm | 3639938 | 2022-01-27 16:31:24 |
| exp-20211231.xsd | 57480 | 2022-01-27 16:31:24 |
| exp-20211231_cal.xml | 68407 | 2022-01-27 16:31:24 |
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| exp-20211231_htm.xml | 2795669 | 2022-01-27 16:31:24 |
| exp-20211231_lab.xml | 500350 | 2022-01-27 16:31:24 |
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| exp-ex31_2.htm | 14484 | 2022-01-27 16:31:24 |
| exp-ex32_1.htm | 8359 | 2022-01-27 16:31:24 |
| exp-ex32_2.htm | 8500 | 2022-01-27 16:31:24 |
| exp-ex95.htm | 100163 | 2022-01-27 16:31:24 |
| FilingSummary.xml | 43416 | 2022-01-27 16:31:24 |
| Financial_Report.xlsx | 93103 | 2022-01-27 16:31:24 |
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| report.css | 2767 | 2022-01-27 16:31:24 |
| Show.js | 1085 | 2022-01-27 16:31:24 |