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|---|---|---|
 0000821130-22-000018-index-headers.html | 2022-04-15 15:04:29 | |
| 0000821130-22-000018-index.html | 2022-04-15 15:04:29 | |
| 0000821130-22-000018.txt | 2022-04-15 15:04:29 | |
 0000821130-22-000018-xbrl.zip | 28312 | 2022-04-15 15:04:29 |
| FilingSummary.xml | 1844 | 2022-04-15 15:04:29 |
| Financial_Report.xlsx | 5849 | 2022-04-15 15:04:29 |
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| R1.htm | 44972 | 2022-04-15 15:04:29 |
| report.css | 2767 | 2022-04-15 15:04:29 |
| Show.js | 1085 | 2022-04-15 15:04:29 |
| usm-20220413.htm | 60251 | 2022-04-15 15:04:29 |
| usm-20220413.xsd | 3592 | 2022-04-15 15:04:29 |
| usm-20220413_def.xml | 16598 | 2022-04-15 15:04:29 |
 usm-20220413_g1.jpg | 4646 | 2022-04-15 15:04:29 |
| usm-20220413_htm.xml | 17469 | 2022-04-15 15:04:29 |
| usm-20220413_lab.xml | 34183 | 2022-04-15 15:04:29 |
| usm-20220413_pre.xml | 17351 | 2022-04-15 15:04:29 |
| usm8-k2022aipexhibit101.htm | 64280 | 2022-04-15 15:04:29 |