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|---|---|---|
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| 0000072909-17-000006-index.html | 2017-04-28 16:07:25 | |
| 0000072909-17-000006.txt | 2017-04-28 16:07:25 | |
 0000072909-17-000006-xbrl.zip | 158487 | 2017-04-28 16:07:25 |
| FilingSummary.xml | 31718 | 2017-04-28 16:07:25 |
| Financial_Report.xlsx | 60652 | 2017-04-28 16:07:25 |
| nspw-20170331.xml | 941995 | 2017-04-28 16:07:25 |
| nspw-20170331.xsd | 45806 | 2017-04-28 16:07:25 |
| nspw-20170331_cal.xml | 84227 | 2017-04-28 16:07:25 |
| nspw-20170331_def.xml | 180956 | 2017-04-28 16:07:25 |
| nspw-20170331_lab.xml | 576656 | 2017-04-28 16:07:25 |
| nspw-20170331_pre.xml | 315524 | 2017-04-28 16:07:25 |
| nspw03311710-q.htm | 652003 | 2017-04-28 16:07:25 |
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| report.css | 2767 | 2017-04-28 16:07:25 |
| Show.js | 1410 | 2017-04-28 16:07:25 |