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 0001008886-19-000094-index-headers.html | 2019-05-07 11:30:04 | |
| 0001008886-19-000094-index.html | 2019-05-07 11:30:04 | |
| 0001008886-19-000094.txt | 2019-05-07 11:30:04 | |
 0001008886-19-000094-xbrl.zip | 116458 | 2019-05-07 11:30:04 |
| exhibi311.htm | 9174 | 2019-05-07 11:30:04 |
| exhibit101.htm | 211923 | 2019-05-07 11:30:04 |
| exhibit312.htm | 9068 | 2019-05-07 11:30:04 |
| exhibit321.htm | 4551 | 2019-05-07 11:30:04 |
| exhibit322.htm | 4695 | 2019-05-07 11:30:04 |
| FilingSummary.xml | 35228 | 2019-05-07 11:30:04 |
| Financial_Report.xlsx | 53657 | 2019-05-07 11:30:04 |
| form10q.htm | 833512 | 2019-05-07 11:30:04 |
| R1.htm | 31424 | 2019-05-07 11:30:04 |
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| R9.htm | 18876 | 2019-05-07 11:30:04 |
| report.css | 2767 | 2019-05-07 11:30:04 |
| Show.js | 1085 | 2019-05-07 11:30:04 |
| usx-20190331.xml | 789319 | 2019-05-07 11:30:04 |
| usx-20190331.xsd | 53526 | 2019-05-07 11:30:04 |
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| usx-20190331_def.xml | 388464 | 2019-05-07 11:30:04 |
| usx-20190331_lab.xml | 352765 | 2019-05-07 11:30:04 |
| usx-20190331_pre.xml | 419124 | 2019-05-07 11:30:04 |
 usxlogo.jpg | 90637 | 2019-05-07 11:30:04 |