Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000072909-15-000003-index-headers.html | 2015-02-23 17:10:57 | |
| 0000072909-15-000003-index.html | 2015-02-23 17:10:57 | |
| 0000072909-15-000003.txt | 2015-02-23 17:10:57 | |
 0000072909-15-000003-xbrl.zip | 437678 | 2015-02-23 17:10:57 |
| FilingSummary.xml | 54195 | 2015-02-23 17:10:57 |
| Financial_Report.xls | 3626271 | 2015-02-23 17:10:57 |
| Financial_Report.xlsx | 418830 | 2015-02-23 17:10:57 |
| nspw-20141231.xml | 4503235 | 2015-02-23 17:10:57 |
| nspw-20141231.xsd | 106510 | 2015-02-23 17:10:57 |
| nspw-20141231_cal.xml | 139108 | 2015-02-23 17:10:57 |
| nspw-20141231_def.xml | 535199 | 2015-02-23 17:10:57 |
| nspw-20141231_lab.xml | 1324027 | 2015-02-23 17:10:57 |
| nspw-20141231_pre.xml | 777160 | 2015-02-23 17:10:57 |
| nspw1231201410-k.htm | 2507732 | 2015-02-23 17:10:57 |
| nspwex1201q42014.htm | 40877 | 2015-02-23 17:10:57 |
| nspwex2301q42014.htm | 4043 | 2015-02-23 17:10:57 |
| nspwex3101q42014.htm | 12257 | 2015-02-23 17:10:57 |
| nspwex3102q42014.htm | 12117 | 2015-02-23 17:10:57 |
| nspwex3201q42014.htm | 9368 | 2015-02-23 17:10:57 |
| nspwex9901q42014.htm | 15832 | 2015-02-23 17:10:57 |
| R1.htm | 38212 | 2015-02-23 17:10:57 |
| R10.htm | 67584 | 2015-02-23 17:10:57 |
| R11.htm | 23440 | 2015-02-23 17:10:57 |
| R12.htm | 46810 | 2015-02-23 17:10:57 |
| R13.htm | 10652 | 2015-02-23 17:10:57 |
| R14.htm | 44093 | 2015-02-23 17:10:57 |
| R15.htm | 62595 | 2015-02-23 17:10:57 |
| R16.htm | 24370 | 2015-02-23 17:10:57 |
| R17.htm | 161328 | 2015-02-23 17:10:57 |
| R18.htm | 628766 | 2015-02-23 17:10:57 |
| R19.htm | 23624 | 2015-02-23 17:10:57 |
| R2.htm | 84521 | 2015-02-23 17:10:57 |
| R20.htm | 92066 | 2015-02-23 17:10:57 |
| R21.htm | 16491 | 2015-02-23 17:10:57 |
| R22.htm | 216220 | 2015-02-23 17:10:57 |
| R23.htm | 109065 | 2015-02-23 17:10:57 |
| R24.htm | 37005 | 2015-02-23 17:10:57 |
| R25.htm | 144156 | 2015-02-23 17:10:57 |
| R26.htm | 56623 | 2015-02-23 17:10:57 |
| R27.htm | 30118 | 2015-02-23 17:10:57 |
| R28.htm | 37506 | 2015-02-23 17:10:57 |
| R29.htm | 120544 | 2015-02-23 17:10:57 |
| R3.htm | 6883 | 2015-02-23 17:10:57 |
| R30.htm | 50184 | 2015-02-23 17:10:57 |
| R31.htm | 55232 | 2015-02-23 17:10:57 |
| R32.htm | 24611 | 2015-02-23 17:10:57 |
| R33.htm | 158655 | 2015-02-23 17:10:57 |
| R34.htm | 627330 | 2015-02-23 17:10:57 |
| R35.htm | 22856 | 2015-02-23 17:10:57 |
| R36.htm | 83985 | 2015-02-23 17:10:57 |
| R37.htm | 173564 | 2015-02-23 17:10:57 |
| R38.htm | 109821 | 2015-02-23 17:10:57 |
| R39.htm | 36365 | 2015-02-23 17:10:57 |
| R4.htm | 24755 | 2015-02-23 17:10:57 |
| R40.htm | 135446 | 2015-02-23 17:10:57 |
| R41.htm | 52856 | 2015-02-23 17:10:57 |
| R42.htm | 36122 | 2015-02-23 17:10:57 |
| R43.htm | 11242 | 2015-02-23 17:10:57 |
| R44.htm | 19797 | 2015-02-23 17:10:57 |
| R45.htm | 16465 | 2015-02-23 17:10:57 |
| R46.htm | 28672 | 2015-02-23 17:10:57 |
| R47.htm | 33369 | 2015-02-23 17:10:57 |
| R48.htm | 15512 | 2015-02-23 17:10:57 |
| R49.htm | 62489 | 2015-02-23 17:10:57 |
| R5.htm | 7648 | 2015-02-23 17:10:57 |
| R50.htm | 14465 | 2015-02-23 17:10:57 |
| R51.htm | 36571 | 2015-02-23 17:10:57 |
| R52.htm | 27230 | 2015-02-23 17:10:57 |
| R53.htm | 224605 | 2015-02-23 17:10:57 |
| R54.htm | 8991 | 2015-02-23 17:10:57 |
| R55.htm | 12707 | 2015-02-23 17:10:57 |
| R56.htm | 54408 | 2015-02-23 17:10:57 |
| R57.htm | 155919 | 2015-02-23 17:10:57 |
| R58.htm | 113585 | 2015-02-23 17:10:57 |
| R59.htm | 166728 | 2015-02-23 17:10:57 |
| R6.htm | 143385 | 2015-02-23 17:10:57 |
| R60.htm | 6732 | 2015-02-23 17:10:57 |
| R61.htm | 26074 | 2015-02-23 17:10:57 |
| R62.htm | 127464 | 2015-02-23 17:10:57 |
| R63.htm | 73449 | 2015-02-23 17:10:57 |
| R64.htm | 200227 | 2015-02-23 17:10:57 |
| R65.htm | 74851 | 2015-02-23 17:10:57 |
| R66.htm | 14653 | 2015-02-23 17:10:57 |
| R67.htm | 21295 | 2015-02-23 17:10:57 |
| R68.htm | 17120 | 2015-02-23 17:10:57 |
| R69.htm | 15077 | 2015-02-23 17:10:57 |
| R7.htm | 178982 | 2015-02-23 17:10:57 |
| R70.htm | 33702 | 2015-02-23 17:10:57 |
| R71.htm | 41004 | 2015-02-23 17:10:57 |
| R72.htm | 12461 | 2015-02-23 17:10:57 |
| R73.htm | 79097 | 2015-02-23 17:10:57 |
| R74.htm | 58173 | 2015-02-23 17:10:57 |
| R75.htm | 35622 | 2015-02-23 17:10:57 |
| R76.htm | 32583 | 2015-02-23 17:10:57 |
| R77.htm | 39378 | 2015-02-23 17:10:57 |
| R78.htm | 15572 | 2015-02-23 17:10:57 |
| R79.htm | 66286 | 2015-02-23 17:10:57 |
| R8.htm | 13547 | 2015-02-23 17:10:57 |
| R80.htm | 53869 | 2015-02-23 17:10:57 |
| R81.htm | 85874 | 2015-02-23 17:10:57 |
| R82.htm | 6585 | 2015-02-23 17:10:57 |
| R83.htm | 69958 | 2015-02-23 17:10:57 |
| R84.htm | 44608 | 2015-02-23 17:10:57 |
| R85.htm | 50615 | 2015-02-23 17:10:57 |
| R86.htm | 119326 | 2015-02-23 17:10:57 |
| R87.htm | 24589 | 2015-02-23 17:10:57 |
| R88.htm | 67419 | 2015-02-23 17:10:57 |
| R89.htm | 21176 | 2015-02-23 17:10:57 |
| R9.htm | 50246 | 2015-02-23 17:10:57 |
| report.css | 2740 | 2015-02-23 17:10:57 |
| Show.js | 1410 | 2015-02-23 17:10:57 |