Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001008886-18-000092-index-headers.html | 2018-08-09 09:30:33 | |
| 0001008886-18-000092-index.html | 2018-08-09 09:30:33 | |
| 0001008886-18-000092.txt | 2018-08-09 09:30:33 | |
 0001008886-18-000092-xbrl.zip | 124760 | 2018-08-09 09:30:33 |
| exhibit1013.htm | 1992756 | 2018-08-09 09:30:33 |
| exhibit1014.htm | 94268 | 2018-08-09 09:30:33 |
| exhibit1015.htm | 183010 | 2018-08-09 09:30:33 |
| exhibit311.htm | 9125 | 2018-08-09 09:30:33 |
| exhibit312.htm | 9430 | 2018-08-09 09:30:33 |
| exhibit321.htm | 4486 | 2018-08-09 09:30:33 |
| exhibit322.htm | 4898 | 2018-08-09 09:30:33 |
| FilingSummary.xml | 29581 | 2018-08-09 09:30:33 |
| Financial_Report.xlsx | 54052 | 2018-08-09 09:30:33 |
| form10q.htm | 1247974 | 2018-08-09 09:30:33 |
| R1.htm | 31316 | 2018-08-09 09:30:33 |
| R10.htm | 26911 | 2018-08-09 09:30:33 |
| R11.htm | 41217 | 2018-08-09 09:30:33 |
| R12.htm | 8770 | 2018-08-09 09:30:33 |
| R13.htm | 7464 | 2018-08-09 09:30:33 |
| R14.htm | 14145 | 2018-08-09 09:30:33 |
| R15.htm | 39957 | 2018-08-09 09:30:33 |
| R16.htm | 33779 | 2018-08-09 09:30:33 |
| R17.htm | 37811 | 2018-08-09 09:30:33 |
| R18.htm | 70368 | 2018-08-09 09:30:33 |
| R19.htm | 148062 | 2018-08-09 09:30:33 |
| R2.htm | 102104 | 2018-08-09 09:30:33 |
| R20.htm | 118403 | 2018-08-09 09:30:33 |
| R21.htm | 19657 | 2018-08-09 09:30:33 |
| R22.htm | 29920 | 2018-08-09 09:30:33 |
| R23.htm | 33746 | 2018-08-09 09:30:33 |
| R24.htm | 26854 | 2018-08-09 09:30:33 |
| R25.htm | 35136 | 2018-08-09 09:30:33 |
| R26.htm | 67822 | 2018-08-09 09:30:33 |
| R27.htm | 27258 | 2018-08-09 09:30:33 |
| R28.htm | 12278 | 2018-08-09 09:30:33 |
| R29.htm | 108987 | 2018-08-09 09:30:33 |
| R3.htm | 21841 | 2018-08-09 09:30:33 |
| R30.htm | 9653 | 2018-08-09 09:30:33 |
| R31.htm | 9964 | 2018-08-09 09:30:33 |
| R32.htm | 58433 | 2018-08-09 09:30:33 |
| R33.htm | 26348 | 2018-08-09 09:30:33 |
| R34.htm | 17853 | 2018-08-09 09:30:33 |
| R35.htm | 15052 | 2018-08-09 09:30:33 |
| R36.htm | 21324 | 2018-08-09 09:30:33 |
| R37.htm | 9187 | 2018-08-09 09:30:33 |
| R38.htm | 25245 | 2018-08-09 09:30:33 |
| R39.htm | 24790 | 2018-08-09 09:30:33 |
| R4.htm | 85257 | 2018-08-09 09:30:33 |
| R40.htm | 16318 | 2018-08-09 09:30:33 |
| R41.htm | 6083 | 2018-08-09 09:30:33 |
| R42.htm | 8201 | 2018-08-09 09:30:33 |
| R43.htm | 3431 | 2018-08-09 09:30:33 |
| R44.htm | 28549 | 2018-08-09 09:30:33 |
| R45.htm | 2702 | 2018-08-09 09:30:33 |
| R46.htm | 14953 | 2018-08-09 09:30:33 |
| R47.htm | 16085 | 2018-08-09 09:30:33 |
| R5.htm | 108812 | 2018-08-09 09:30:33 |
| R6.htm | 37478 | 2018-08-09 09:30:33 |
| R7.htm | 11789 | 2018-08-09 09:30:33 |
| R8.htm | 10851 | 2018-08-09 09:30:33 |
| R9.htm | 143325 | 2018-08-09 09:30:33 |
| report.css | 2767 | 2018-08-09 09:30:33 |
| Show.js | 1410 | 2018-08-09 09:30:33 |
| usx-20180630.xml | 1194765 | 2018-08-09 09:30:33 |
| usx-20180630.xsd | 46152 | 2018-08-09 09:30:33 |
| usx-20180630_cal.xml | 34168 | 2018-08-09 09:30:33 |
| usx-20180630_def.xml | 373187 | 2018-08-09 09:30:33 |
| usx-20180630_lab.xml | 296452 | 2018-08-09 09:30:33 |
| usx-20180630_pre.xml | 395815 | 2018-08-09 09:30:33 |
 usxpresslogo.jpg | 73933 | 2018-08-09 09:30:33 |