Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950123-11-103875-index-headers.html | 2011-12-22 16:41:44 | |
| 0000950123-11-103875-index.html | 2011-12-22 16:41:44 | |
| 0000950123-11-103875.txt | 2011-12-22 16:41:44 | |
 0000950123-11-103875-xbrl.zip | 294373 | 2011-12-22 16:41:44 |
 b89543b8791500.gif | 1068 | 2011-12-22 16:41:44 |
 b89543b8791519.gif | 5494 | 2011-12-22 16:41:44 |
 b89543b8791520.gif | 5241 | 2011-12-22 16:41:44 |
 b89543b8791521.gif | 2630 | 2011-12-22 16:41:44 |
 b89543b8791529.gif | 2007 | 2011-12-22 16:41:44 |
 b89543b8791530.gif | 4431 | 2011-12-22 16:41:44 |
 b89543b8791531.gif | 21101 | 2011-12-22 16:41:44 |
 b89543b8954332.gif | 5613 | 2011-12-22 16:41:44 |
 b89543b8954333.gif | 5631 | 2011-12-22 16:41:44 |
 b89543b8954334.gif | 976 | 2011-12-22 16:41:44 |
 b89543b8954335.gif | 4187 | 2011-12-22 16:41:44 |
 b89543b8954336.gif | 6899 | 2011-12-22 16:41:44 |
 b89543b8954337.gif | 6601 | 2011-12-22 16:41:44 |
 b89543b8954339.gif | 41472 | 2011-12-22 16:41:44 |
 b89543b8954340.gif | 10351 | 2011-12-22 16:41:44 |
 b89543b8954341.gif | 60994 | 2011-12-22 16:41:44 |
 b89543b8954342.gif | 2004 | 2011-12-22 16:41:44 |
 b89543b8954343.gif | 17118 | 2011-12-22 16:41:44 |
 b89543b8954344.gif | 11813 | 2011-12-22 16:41:44 |
 b89543b8954345.gif | 11194 | 2011-12-22 16:41:44 |
| b89543exv23w1.htm | 1323 | 2011-12-22 16:41:44 |
| b89543exv23w2wa.htm | 1197 | 2011-12-22 16:41:44 |
| b89543exv23w2wb.htm | 1199 | 2011-12-22 16:41:44 |
| b89543exv25w1.htm | 32824 | 2011-12-22 16:41:44 |
| b89543exv4w9.htm | 30407 | 2011-12-22 16:41:44 |
| b89543exv5w1.htm | 14327 | 2011-12-22 16:41:44 |
| b89543exv5w2.htm | 19574 | 2011-12-22 16:41:44 |
| b89543exv5w3.htm | 9827 | 2011-12-22 16:41:44 |
| b89543exv5w4wa.htm | 18716 | 2011-12-22 16:41:44 |
| b89543exv5w4wb.htm | 17840 | 2011-12-22 16:41:44 |
| b89543exv5w5.htm | 7559 | 2011-12-22 16:41:44 |
| b89543exv5w6.htm | 12604 | 2011-12-22 16:41:44 |
| b89543exv5w7.htm | 10327 | 2011-12-22 16:41:44 |
| b89543exv5w8.htm | 17036 | 2011-12-22 16:41:44 |
| b89543exv99w1.htm | 212975 | 2011-12-22 16:41:44 |
| b89543exv99w2.htm | 35063 | 2011-12-22 16:41:44 |
| b89543sv4.htm | 6240339 | 2011-12-22 16:41:44 |
| FilingSummary.xml | 27097 | 2011-12-22 16:41:44 |
| Financial_Report.xls | 4407005 | 2011-12-22 16:41:44 |
| ntks-20111001.xml | 3993292 | 2011-12-22 16:41:44 |
| ntks-20111001.xsd | 33000 | 2011-12-22 16:41:44 |
| ntks-20111001_cal.xml | 78178 | 2011-12-22 16:41:44 |
| ntks-20111001_def.xml | 247049 | 2011-12-22 16:41:44 |
| ntks-20111001_lab.xml | 261270 | 2011-12-22 16:41:44 |
| ntks-20111001_pre.xml | 238627 | 2011-12-22 16:41:44 |
| R1.htm | 16811 | 2011-12-22 16:41:44 |
| R10.htm | 64758 | 2011-12-22 16:41:44 |
| R11.htm | 42859 | 2011-12-22 16:41:44 |
| R12.htm | 20874 | 2011-12-22 16:41:44 |
| R13.htm | 174174 | 2011-12-22 16:41:44 |
| R14.htm | 42849 | 2011-12-22 16:41:44 |
| R15.htm | 118749 | 2011-12-22 16:41:44 |
| R16.htm | 34512 | 2011-12-22 16:41:44 |
| R17.htm | 18510 | 2011-12-22 16:41:44 |
| R18.htm | 307062 | 2011-12-22 16:41:44 |
| R19.htm | 74119 | 2011-12-22 16:41:44 |
| R2.htm | 258391 | 2011-12-22 16:41:44 |
| R20.htm | 209876 | 2011-12-22 16:41:44 |
| R21.htm | 25215 | 2011-12-22 16:41:44 |
| R22.htm | 198138 | 2011-12-22 16:41:44 |
| R23.htm | 21540 | 2011-12-22 16:41:44 |
| R24.htm | 121166 | 2011-12-22 16:41:44 |
| R25.htm | 29779 | 2011-12-22 16:41:44 |
| R26.htm | 75417 | 2011-12-22 16:41:44 |
| R27.htm | 19566 | 2011-12-22 16:41:44 |
| R28.htm | 23539 | 2011-12-22 16:41:44 |
| R29.htm | 298373 | 2011-12-22 16:41:44 |
| R3.htm | 52340 | 2011-12-22 16:41:44 |
| R30.htm | 81013 | 2011-12-22 16:41:44 |
| R31.htm | 14649 | 2011-12-22 16:41:44 |
| R32.htm | 118204 | 2011-12-22 16:41:44 |
| R33.htm | 7174 | 2011-12-22 16:41:44 |
| R34.htm | 14842 | 2011-12-22 16:41:44 |
| R35.htm | 761981 | 2011-12-22 16:41:44 |
| R36.htm | 5151 | 2011-12-22 16:41:44 |
| R37.htm | 4510 | 2011-12-22 16:41:44 |
| R38.htm | 6398 | 2011-12-22 16:41:44 |
| R39.htm | 26422 | 2011-12-22 16:41:44 |
| R4.htm | 116495 | 2011-12-22 16:41:44 |
| R40.htm | 1037420 | 2011-12-22 16:41:44 |
| R41.htm | 54700 | 2011-12-22 16:41:44 |
| R42.htm | 6853 | 2011-12-22 16:41:44 |
| R43.htm | 30074 | 2011-12-22 16:41:44 |
| R44.htm | 25363 | 2011-12-22 16:41:44 |
| R5.htm | 4672 | 2011-12-22 16:41:44 |
| R6.htm | 260840 | 2011-12-22 16:41:44 |
| R7.htm | 212342 | 2011-12-22 16:41:44 |
| R8.htm | 12978 | 2011-12-22 16:41:44 |
| R9.htm | 33238 | 2011-12-22 16:41:44 |
| report.css | 2721 | 2011-12-22 16:41:44 |
| Show.js | 6423 | 2011-12-22 16:41:44 |