Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001552781-22-000632-index-headers.html | 2022-11-14 09:15:52 | |
| 0001552781-22-000632-index.html | 2022-11-14 09:15:52 | |
| 0001552781-22-000632.txt | 2022-11-14 09:15:52 | |
 0001552781-22-000632-xbrl.zip | 21594 | 2022-11-14 09:15:52 |
| e22496_ex99-1.htm | 7989 | 2022-11-14 09:15:52 |
| e22496_nsc-8k.htm | 30070 | 2022-11-14 09:15:52 |
| e22496_nsc-8k_htm.xml | 3486 | 2022-11-14 09:15:52 |
| FilingSummary.xml | 1679 | 2022-11-14 09:15:52 |
| Financial_Report.xlsx | 5687 | 2022-11-14 09:15:52 |
 image_001.jpg | 9793 | 2022-11-14 09:15:52 |
| MetaLinks.json | 37398 | 2022-11-14 09:15:52 |
| nsc-20221110.xsd | 3197 | 2022-11-14 09:15:52 |
| nsc-20221110_lab.xml | 34240 | 2022-11-14 09:15:52 |
| nsc-20221110_pre.xml | 22340 | 2022-11-14 09:15:52 |
 nsc_logo.jpg | 7164 | 2022-11-14 09:15:52 |
| R1.htm | 38087 | 2022-11-14 09:15:52 |
| report.css | 2767 | 2022-11-14 09:15:52 |
| Show.js | 1085 | 2022-11-14 09:15:52 |