Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001423221-20-000021-index-headers.html | 2020-12-11 16:03:30 | |
| 0001423221-20-000021-index.html | 2020-12-11 16:03:30 | |
| 0001423221-20-000021.txt | 2020-12-11 16:03:30 | |
 0001423221-20-000021-xbrl.zip | 617018 | 2020-12-11 16:03:30 |
| FilingSummary.xml | 45937 | 2020-12-11 16:03:30 |
| Financial_Report.xlsx | 142613 | 2020-12-11 16:03:30 |
| MetaLinks.json | 991346 | 2020-12-11 16:03:30 |
| nx-20201031.htm | 2965640 | 2020-12-11 16:03:30 |
| nx-20201031.xsd | 66542 | 2020-12-11 16:03:30 |
| nx-20201031_cal.xml | 164593 | 2020-12-11 16:03:30 |
| nx-20201031_def.xml | 392259 | 2020-12-11 16:03:30 |
 nx-20201031_g1.jpg | 190074 | 2020-12-11 16:03:30 |
| nx-20201031_htm.xml | 2781159 | 2020-12-11 16:03:30 |
| nx-20201031_lab.xml | 1070434 | 2020-12-11 16:03:30 |
| nx-20201031_pre.xml | 684453 | 2020-12-11 16:03:30 |
| nx-exhibit1039.htm | 49955 | 2020-12-11 16:03:30 |
| nx-exhibit211202010k.htm | 10136 | 2020-12-11 16:03:30 |
| nx-exhibit231202010k.htm | 2445 | 2020-12-11 16:03:30 |
| nx-exhibit311202010k.htm | 9913 | 2020-12-11 16:03:30 |
| nx-exhibit312202010k.htm | 10047 | 2020-12-11 16:03:30 |
| nx-exhibit32202010k.htm | 6562 | 2020-12-11 16:03:30 |
| R1.htm | 64993 | 2020-12-11 16:03:30 |
| R10.htm | 23888 | 2020-12-11 16:03:30 |
| R11.htm | 24794 | 2020-12-11 16:03:30 |
| R12.htm | 16891 | 2020-12-11 16:03:30 |
| R13.htm | 114067 | 2020-12-11 16:03:30 |
| R14.htm | 36255 | 2020-12-11 16:03:30 |
| R15.htm | 18394 | 2020-12-11 16:03:30 |
| R16.htm | 114837 | 2020-12-11 16:03:30 |
| R17.htm | 94138 | 2020-12-11 16:03:30 |
| R18.htm | 11754 | 2020-12-11 16:03:30 |
| R19.htm | 10800 | 2020-12-11 16:03:30 |
| R2.htm | 94137 | 2020-12-11 16:03:30 |
| R20.htm | 101607 | 2020-12-11 16:03:30 |
| R21.htm | 8607 | 2020-12-11 16:03:30 |
| R22.htm | 17533 | 2020-12-11 16:03:30 |
| R23.htm | 111439 | 2020-12-11 16:03:30 |
| R24.htm | 31951 | 2020-12-11 16:03:30 |
| R25.htm | 44057 | 2020-12-11 16:03:30 |
| R26.htm | 11294 | 2020-12-11 16:03:30 |
| R27.htm | 135922 | 2020-12-11 16:03:30 |
| R28.htm | 55633 | 2020-12-11 16:03:30 |
| R29.htm | 26263 | 2020-12-11 16:03:30 |
| R3.htm | 26273 | 2020-12-11 16:03:30 |
| R30.htm | 27410 | 2020-12-11 16:03:30 |
| R31.htm | 15423 | 2020-12-11 16:03:30 |
| R32.htm | 79904 | 2020-12-11 16:03:30 |
| R33.htm | 37548 | 2020-12-11 16:03:30 |
| R34.htm | 17778 | 2020-12-11 16:03:30 |
| R35.htm | 42934 | 2020-12-11 16:03:30 |
| R36.htm | 110399 | 2020-12-11 16:03:30 |
| R37.htm | 92399 | 2020-12-11 16:03:30 |
| R38.htm | 80815 | 2020-12-11 16:03:30 |
| R39.htm | 17250 | 2020-12-11 16:03:30 |
| R4.htm | 69691 | 2020-12-11 16:03:30 |
| R40.htm | 141313 | 2020-12-11 16:03:30 |
| R41.htm | 29728 | 2020-12-11 16:03:30 |
| R42.htm | 44068 | 2020-12-11 16:03:30 |
| R43.htm | 52225 | 2020-12-11 16:03:30 |
| R44.htm | 14970 | 2020-12-11 16:03:30 |
| R45.htm | 31414 | 2020-12-11 16:03:30 |
| R46.htm | 22647 | 2020-12-11 16:03:30 |
| R47.htm | 9172 | 2020-12-11 16:03:30 |
| R48.htm | 15401 | 2020-12-11 16:03:30 |
| R49.htm | 11943 | 2020-12-11 16:03:30 |
| R5.htm | 26263 | 2020-12-11 16:03:30 |
| R50.htm | 7475 | 2020-12-11 16:03:30 |
| R51.htm | 24459 | 2020-12-11 16:03:30 |
| R52.htm | 25788 | 2020-12-11 16:03:30 |
| R53.htm | 22112 | 2020-12-11 16:03:30 |
| R54.htm | 98965 | 2020-12-11 16:03:30 |
| R55.htm | 92923 | 2020-12-11 16:03:30 |
| R56.htm | 24986 | 2020-12-11 16:03:30 |
| R57.htm | 18098 | 2020-12-11 16:03:30 |
| R58.htm | 93231 | 2020-12-11 16:03:30 |
| R59.htm | 24128 | 2020-12-11 16:03:30 |
| R6.htm | 81078 | 2020-12-11 16:03:30 |
| R60.htm | 53785 | 2020-12-11 16:03:30 |
| R61.htm | 173870 | 2020-12-11 16:03:30 |
| R62.htm | 111495 | 2020-12-11 16:03:30 |
| R63.htm | 37756 | 2020-12-11 16:03:30 |
| R64.htm | 12303 | 2020-12-11 16:03:30 |
| R65.htm | 10560 | 2020-12-11 16:03:30 |
| R66.htm | 191355 | 2020-12-11 16:03:30 |
| R67.htm | 27640 | 2020-12-11 16:03:30 |
| R68.htm | 15608 | 2020-12-11 16:03:30 |
| R69.htm | 151161 | 2020-12-11 16:03:30 |
| R7.htm | 8826 | 2020-12-11 16:03:30 |
| R70.htm | 81927 | 2020-12-11 16:03:30 |
| R71.htm | 41401 | 2020-12-11 16:03:30 |
| R72.htm | 9253 | 2020-12-11 16:03:30 |
| R8.htm | 87959 | 2020-12-11 16:03:30 |
| R9.htm | 108339 | 2020-12-11 16:03:30 |
| report.css | 2767 | 2020-12-11 16:03:30 |
| Show.js | 1085 | 2020-12-11 16:03:30 |