Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001171843-23-004473-index-headers.html | 2023-07-13 08:02:01 | |
| 0001171843-23-004473-index.html | 2023-07-13 08:02:01 | |
| 0001171843-23-004473.txt | 2023-07-13 08:02:01 | |
 0001171843-23-004473-xbrl.zip | 150641 | 2023-07-13 08:02:01 |
| ex_541098.htm | 11045 | 2023-07-13 08:02:01 |
| ex_541099.htm | 12054 | 2023-07-13 08:02:01 |
| ex_541100.htm | 5067 | 2023-07-13 08:02:01 |
| ex_541101.htm | 5225 | 2023-07-13 08:02:01 |
| FilingSummary.xml | 38039 | 2023-07-13 08:02:01 |
| Financial_Report.xlsx | 77290 | 2023-07-13 08:02:01 |
| MetaLinks.json | 648008 | 2023-07-13 08:02:01 |
| ntic-20230531.xsd | 58249 | 2023-07-13 08:02:01 |
| ntic-20230531_cal.xml | 54125 | 2023-07-13 08:02:01 |
| ntic-20230531_def.xml | 348331 | 2023-07-13 08:02:01 |
| ntic-20230531_lab.xml | 292934 | 2023-07-13 08:02:01 |
| ntic-20230531_pre.xml | 384173 | 2023-07-13 08:02:01 |
| ntic20230531_10q.htm | 1383919 | 2023-07-13 08:02:01 |
| ntic20230531_10q_htm.xml | 1115413 | 2023-07-13 08:02:01 |
| R1.htm | 51839 | 2023-07-13 08:02:01 |
| R10.htm | 10653 | 2023-07-13 08:02:01 |
| R11.htm | 15912 | 2023-07-13 08:02:01 |
| R12.htm | 29982 | 2023-07-13 08:02:01 |
| R13.htm | 80711 | 2023-07-13 08:02:01 |
| R14.htm | 15043 | 2023-07-13 08:02:01 |
| R15.htm | 20136 | 2023-07-13 08:02:01 |
| R16.htm | 26065 | 2023-07-13 08:02:01 |
| R17.htm | 15964 | 2023-07-13 08:02:01 |
| R18.htm | 154976 | 2023-07-13 08:02:01 |
| R19.htm | 7971 | 2023-07-13 08:02:01 |
| R2.htm | 141094 | 2023-07-13 08:02:01 |
| R20.htm | 18168 | 2023-07-13 08:02:01 |
| R21.htm | 11342 | 2023-07-13 08:02:01 |
| R22.htm | 8636 | 2023-07-13 08:02:01 |
| R23.htm | 10506 | 2023-07-13 08:02:01 |
| R24.htm | 13392 | 2023-07-13 08:02:01 |
| R25.htm | 32130 | 2023-07-13 08:02:01 |
| R26.htm | 79309 | 2023-07-13 08:02:01 |
| R27.htm | 12209 | 2023-07-13 08:02:01 |
| R28.htm | 23078 | 2023-07-13 08:02:01 |
| R29.htm | 13214 | 2023-07-13 08:02:01 |
| R3.htm | 23271 | 2023-07-13 08:02:01 |
| R30.htm | 152495 | 2023-07-13 08:02:01 |
| R31.htm | 16417 | 2023-07-13 08:02:01 |
| R32.htm | 9905 | 2023-07-13 08:02:01 |
| R33.htm | 7942 | 2023-07-13 08:02:01 |
| R34.htm | 9913 | 2023-07-13 08:02:01 |
| R35.htm | 15092 | 2023-07-13 08:02:01 |
| R36.htm | 3967 | 2023-07-13 08:02:01 |
| R37.htm | 12400 | 2023-07-13 08:02:01 |
| R38.htm | 15702 | 2023-07-13 08:02:01 |
| R39.htm | 64364 | 2023-07-13 08:02:01 |
| R4.htm | 110042 | 2023-07-13 08:02:01 |
| R40.htm | 53701 | 2023-07-13 08:02:01 |
| R41.htm | 21109 | 2023-07-13 08:02:01 |
| R42.htm | 11334 | 2023-07-13 08:02:01 |
| R43.htm | 8227 | 2023-07-13 08:02:01 |
| R44.htm | 5206 | 2023-07-13 08:02:01 |
| R45.htm | 34707 | 2023-07-13 08:02:01 |
| R46.htm | 13009 | 2023-07-13 08:02:01 |
| R47.htm | 18956 | 2023-07-13 08:02:01 |
| R48.htm | 2939 | 2023-07-13 08:02:01 |
| R49.htm | 41353 | 2023-07-13 08:02:01 |
| R5.htm | 28019 | 2023-07-13 08:02:01 |
| R50.htm | 13086 | 2023-07-13 08:02:01 |
| R51.htm | 15490 | 2023-07-13 08:02:01 |
| R52.htm | 28946 | 2023-07-13 08:02:01 |
| R53.htm | 22301 | 2023-07-13 08:02:01 |
| R54.htm | 4478 | 2023-07-13 08:02:01 |
| R55.htm | 10001 | 2023-07-13 08:02:01 |
| R56.htm | 3972 | 2023-07-13 08:02:01 |
| R57.htm | 5083 | 2023-07-13 08:02:01 |
| R6.htm | 74743 | 2023-07-13 08:02:01 |
| R7.htm | 99817 | 2023-07-13 08:02:01 |
| R8.htm | 8000 | 2023-07-13 08:02:01 |
| R9.htm | 15799 | 2023-07-13 08:02:01 |
| report.css | 2767 | 2023-07-13 08:02:01 |
| Show.js | 1085 | 2023-07-13 08:02:01 |