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| 0001437749-23-003966-index.html | 2023-02-21 16:10:18 | |
| 0001437749-23-003966.txt | 2023-02-21 16:10:18 | |
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| ex_477376.htm | 47293 | 2023-02-21 16:10:18 |
| ex_477378.htm | 27059 | 2023-02-21 16:10:18 |
| FilingSummary.xml | 1860 | 2023-02-21 16:10:18 |
| Financial_Report.xlsx | 5706 | 2023-02-21 16:10:18 |
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| R1.htm | 38360 | 2023-02-21 16:10:18 |
| report.css | 2767 | 2023-02-21 16:10:18 |
| Show.js | 1085 | 2023-02-21 16:10:18 |
| unp-20230221.xsd | 3593 | 2023-02-21 16:10:18 |
| unp-20230221_def.xml | 11529 | 2023-02-21 16:10:18 |
| unp-20230221_lab.xml | 15414 | 2023-02-21 16:10:18 |
| unp-20230221_pre.xml | 11685 | 2023-02-21 16:10:18 |
| unp20230217b_8k.htm | 42497 | 2023-02-21 16:10:18 |
| unp20230217b_8k_htm.xml | 2572 | 2023-02-21 16:10:18 |