Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-12-427139-index-headers.html | 2012-10-18 15:26:21 | |
| 0001193125-12-427139-index.html | 2012-10-18 15:26:21 | |
| 0001193125-12-427139.txt | 2012-10-18 15:26:21 | |
 0001193125-12-427139-xbrl.zip | 131337 | 2012-10-18 15:26:21 |
| d425214d10q.htm | 925324 | 2012-10-18 15:26:21 |
| d425214dex12a.htm | 14369 | 2012-10-18 15:26:21 |
| d425214dex12b.htm | 14385 | 2012-10-18 15:26:21 |
| d425214dex31a.htm | 6292 | 2012-10-18 15:26:21 |
| d425214dex31b.htm | 6285 | 2012-10-18 15:26:21 |
| d425214dex32.htm | 7774 | 2012-10-18 15:26:21 |
| FilingSummary.xml | 27518 | 2012-10-18 15:26:21 |
| Financial_Report.xls | 862447 | 2012-10-18 15:26:21 |
| R1.htm | 33893 | 2012-10-18 15:26:21 |
| R10.htm | 8075 | 2012-10-18 15:26:21 |
| R11.htm | 6927 | 2012-10-18 15:26:21 |
| R12.htm | 29669 | 2012-10-18 15:26:21 |
| R13.htm | 80459 | 2012-10-18 15:26:21 |
| R14.htm | 49034 | 2012-10-18 15:26:21 |
| R15.htm | 23343 | 2012-10-18 15:26:21 |
| R16.htm | 11253 | 2012-10-18 15:26:21 |
| R17.htm | 29552 | 2012-10-18 15:26:21 |
| R18.htm | 11850 | 2012-10-18 15:26:21 |
| R19.htm | 19662 | 2012-10-18 15:26:21 |
| R2.htm | 84396 | 2012-10-18 15:26:21 |
| R20.htm | 68413 | 2012-10-18 15:26:21 |
| R21.htm | 17949 | 2012-10-18 15:26:21 |
| R22.htm | 15827 | 2012-10-18 15:26:21 |
| R23.htm | 27856 | 2012-10-18 15:26:21 |
| R24.htm | 9564 | 2012-10-18 15:26:21 |
| R25.htm | 52252 | 2012-10-18 15:26:21 |
| R26.htm | 18148 | 2012-10-18 15:26:21 |
| R27.htm | 27463 | 2012-10-18 15:26:21 |
| R28.htm | 84370 | 2012-10-18 15:26:21 |
| R29.htm | 36968 | 2012-10-18 15:26:21 |
| R3.htm | 30539 | 2012-10-18 15:26:21 |
| R30.htm | 22963 | 2012-10-18 15:26:21 |
| R31.htm | 27241 | 2012-10-18 15:26:21 |
| R32.htm | 11954 | 2012-10-18 15:26:21 |
| R33.htm | 67275 | 2012-10-18 15:26:21 |
| R34.htm | 17564 | 2012-10-18 15:26:21 |
| R35.htm | 13136 | 2012-10-18 15:26:21 |
| R36.htm | 33151 | 2012-10-18 15:26:21 |
| R37.htm | 16091 | 2012-10-18 15:26:21 |
| R38.htm | 20113 | 2012-10-18 15:26:21 |
| R39.htm | 16552 | 2012-10-18 15:26:21 |
| R4.htm | 8829 | 2012-10-18 15:26:21 |
| R40.htm | 28124 | 2012-10-18 15:26:21 |
| R41.htm | 112503 | 2012-10-18 15:26:21 |
| R42.htm | 18906 | 2012-10-18 15:26:21 |
| R43.htm | 34798 | 2012-10-18 15:26:21 |
| R44.htm | 22673 | 2012-10-18 15:26:21 |
| R45.htm | 8394 | 2012-10-18 15:26:21 |
| R46.htm | 46893 | 2012-10-18 15:26:21 |
| R47.htm | 26583 | 2012-10-18 15:26:21 |
| R48.htm | 27199 | 2012-10-18 15:26:21 |
| R49.htm | 50956 | 2012-10-18 15:26:21 |
| R5.htm | 101820 | 2012-10-18 15:26:21 |
| R50.htm | 35350 | 2012-10-18 15:26:21 |
| R51.htm | 19297 | 2012-10-18 15:26:21 |
| R52.htm | 24303 | 2012-10-18 15:26:21 |
| R53.htm | 51068 | 2012-10-18 15:26:21 |
| R54.htm | 50341 | 2012-10-18 15:26:21 |
| R55.htm | 4902 | 2012-10-18 15:26:21 |
| R56.htm | 74097 | 2012-10-18 15:26:21 |
| R57.htm | 16204 | 2012-10-18 15:26:21 |
| R6.htm | 16291 | 2012-10-18 15:26:21 |
| R7.htm | 124797 | 2012-10-18 15:26:21 |
| R8.htm | 60481 | 2012-10-18 15:26:21 |
| R9.htm | 5616 | 2012-10-18 15:26:21 |
| report.css | 2721 | 2012-10-18 15:26:21 |
| Show.js | 6423 | 2012-10-18 15:26:21 |
| unp-20120930.xml | 1004945 | 2012-10-18 15:26:21 |
| unp-20120930.xsd | 53568 | 2012-10-18 15:26:21 |
| unp-20120930_cal.xml | 61865 | 2012-10-18 15:26:21 |
| unp-20120930_def.xml | 168038 | 2012-10-18 15:26:21 |
| unp-20120930_lab.xml | 434311 | 2012-10-18 15:26:21 |
| unp-20120930_pre.xml | 368324 | 2012-10-18 15:26:21 |