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|---|---|---|
 0001573516-20-000025-index-headers.html | 2020-05-07 08:01:41 | |
| 0001573516-20-000025-index.html | 2020-05-07 08:01:41 | |
| 0001573516-20-000025.txt | 2020-05-07 08:01:41 | |
 0001573516-20-000025-xbrl.zip | 170086 | 2020-05-07 08:01:41 |
| a2020asmmeetingfinal.htm | 18928 | 2020-05-07 08:01:41 |
 a2020asmmeetingfinal001.jpg | 197136 | 2020-05-07 08:01:41 |
 a2020asmmeetingfinal002.jpg | 191418 | 2020-05-07 08:01:41 |
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 a2020asmmeetingfinal007.jpg | 123336 | 2020-05-07 08:01:41 |
 a2020asmmeetingfinal008.jpg | 119461 | 2020-05-07 08:01:41 |
 a2020asmmeetingfinal009.jpg | 97155 | 2020-05-07 08:01:41 |
| FilingSummary.xml | 1776 | 2020-05-07 08:01:41 |
| Financial_Report.xlsx | 5773 | 2020-05-07 08:01:41 |
| MetaLinks.json | 17800 | 2020-05-07 08:01:41 |
| musa-20200507.htm | 39378 | 2020-05-07 08:01:41 |
| musa-20200507.xsd | 2555 | 2020-05-07 08:01:41 |
| musa-20200507_cal.xml | 704 | 2020-05-07 08:01:41 |
| musa-20200507_def.xml | 1637 | 2020-05-07 08:01:41 |
 musa-20200507_g1.jpg | 163998 | 2020-05-07 08:01:41 |
| musa-20200507_htm.xml | 10846 | 2020-05-07 08:01:41 |
| musa-20200507_lab.xml | 23970 | 2020-05-07 08:01:41 |
| musa-20200507_pre.xml | 12640 | 2020-05-07 08:01:41 |
| R1.htm | 38584 | 2020-05-07 08:01:41 |
| report.css | 2767 | 2020-05-07 08:01:41 |
| Show.js | 1085 | 2020-05-07 08:01:41 |