Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001612720-26-000009-index-headers.html | 2026-02-27 17:50:30 | |
| 0001612720-26-000009-index.html | 2026-02-27 17:50:30 | |
| 0001612720-26-000009.txt | 2026-02-27 17:50:30 | |
 0001612720-26-000009-xbrl.zip | 2389646 | 2026-02-27 17:50:30 |
| ex-1018x4q25.htm | 14703 | 2026-02-27 17:50:30 |
| ex10100-4q25.htm | 470194 | 2026-02-27 17:50:30 |
| ex10101-4q25.htm | 203796 | 2026-02-27 17:50:30 |
| ex10102-4q25.htm | 1245996 | 2026-02-27 17:50:30 |
| ex10103-4q25.htm | 85744 | 2026-02-27 17:50:30 |
| ex10104-4q25.htm | 1117230 | 2026-02-27 17:50:30 |
| ex10105-4q25.htm | 173275 | 2026-02-27 17:50:30 |
| ex10106-4q25.htm | 99324 | 2026-02-27 17:50:30 |
| ex10107-4q25.htm | 2035665 | 2026-02-27 17:50:30 |
| ex10108-4q25.htm | 199960 | 2026-02-27 17:50:30 |
| ex10109-4q25.htm | 125662 | 2026-02-27 17:50:30 |
| ex10110-4q25.htm | 293401 | 2026-02-27 17:50:30 |
| ex1092-4q25.htm | 1792727 | 2026-02-27 17:50:30 |
| ex1093-4q25.htm | 1296995 | 2026-02-27 17:50:30 |
| ex1094-4q25.htm | 629400 | 2026-02-27 17:50:30 |
| ex1095-4q25.htm | 572182 | 2026-02-27 17:50:30 |
| ex1096-4q25.htm | 753037 | 2026-02-27 17:50:30 |
| ex1097-4q25.htm | 194536 | 2026-02-27 17:50:30 |
| ex1098-4q25.htm | 1388280 | 2026-02-27 17:50:30 |
| ex1099-4q25.htm | 1430208 | 2026-02-27 17:50:30 |
| ex191-4q25.htm | 59526 | 2026-02-27 17:50:30 |
| ex211-4q25.htm | 18209 | 2026-02-27 17:50:30 |
| ex231-4q25.htm | 3400 | 2026-02-27 17:50:30 |
| ex232-4q25.htm | 3771 | 2026-02-27 17:50:30 |
| ex311-4q25.htm | 10171 | 2026-02-27 17:50:30 |
| ex312-4q25.htm | 10193 | 2026-02-27 17:50:30 |
| ex321-4q25.htm | 4815 | 2026-02-27 17:50:30 |
| ex322-4q25.htm | 5022 | 2026-02-27 17:50:30 |
| ex42-4q25.htm | 218311 | 2026-02-27 17:50:30 |
| FilingSummary.xml | 37847 | 2026-02-27 17:50:30 |
| MetaLinks.json | 891206 | 2026-02-27 17:50:30 |
| next-20251231.htm | 1543187 | 2026-02-27 17:50:30 |
| next-20251231.xsd | 51876 | 2026-02-27 17:50:30 |
| next-20251231_cal.xml | 84061 | 2026-02-27 17:50:30 |
| next-20251231_def.xml | 273039 | 2026-02-27 17:50:30 |
 next-20251231_g1.jpg | 233408 | 2026-02-27 17:50:30 |
 next-20251231_g2.jpg | 403980 | 2026-02-27 17:50:30 |
 next-20251231_g3.jpg | 106139 | 2026-02-27 17:50:30 |
| next-20251231_htm.xml | 961172 | 2026-02-27 17:50:30 |
| next-20251231_lab.xml | 650398 | 2026-02-27 17:50:30 |
| next-20251231_pre.xml | 530483 | 2026-02-27 17:50:30 |
| R1.htm | 64922 | 2026-02-27 17:50:30 |
| R10.htm | 13604 | 2026-02-27 17:50:30 |
| R11.htm | 20204 | 2026-02-27 17:50:30 |
| R12.htm | 12847 | 2026-02-27 17:50:30 |
| R13.htm | 101691 | 2026-02-27 17:50:30 |
| R14.htm | 52365 | 2026-02-27 17:50:30 |
| R15.htm | 31224 | 2026-02-27 17:50:30 |
| R16.htm | 23085 | 2026-02-27 17:50:30 |
| R17.htm | 47071 | 2026-02-27 17:50:30 |
| R18.htm | 6463 | 2026-02-27 17:50:30 |
| R19.htm | 22658 | 2026-02-27 17:50:30 |
| R2.htm | 7797 | 2026-02-27 17:50:30 |
| R20.htm | 75848 | 2026-02-27 17:50:30 |
| R21.htm | 8465 | 2026-02-27 17:50:30 |
| R22.htm | 4371 | 2026-02-27 17:50:30 |
| R23.htm | 38839 | 2026-02-27 17:50:30 |
| R24.htm | 63197 | 2026-02-27 17:50:30 |
| R25.htm | 12725 | 2026-02-27 17:50:30 |
| R26.htm | 20444 | 2026-02-27 17:50:30 |
| R27.htm | 12322 | 2026-02-27 17:50:30 |
| R28.htm | 75828 | 2026-02-27 17:50:30 |
| R29.htm | 45092 | 2026-02-27 17:50:30 |
| R3.htm | 126460 | 2026-02-27 17:50:30 |
| R30.htm | 32375 | 2026-02-27 17:50:30 |
| R31.htm | 20576 | 2026-02-27 17:50:30 |
| R32.htm | 42722 | 2026-02-27 17:50:30 |
| R33.htm | 21965 | 2026-02-27 17:50:30 |
| R34.htm | 15682 | 2026-02-27 17:50:30 |
| R35.htm | 10590 | 2026-02-27 17:50:30 |
| R36.htm | 30272 | 2026-02-27 17:50:30 |
| R37.htm | 7128 | 2026-02-27 17:50:30 |
| R38.htm | 12059 | 2026-02-27 17:50:30 |
| R39.htm | 59686 | 2026-02-27 17:50:30 |
| R4.htm | 91989 | 2026-02-27 17:50:30 |
| R40.htm | 29817 | 2026-02-27 17:50:30 |
| R41.htm | 77244 | 2026-02-27 17:50:30 |
| R42.htm | 120635 | 2026-02-27 17:50:30 |
| R43.htm | 62585 | 2026-02-27 17:50:30 |
| R44.htm | 17810 | 2026-02-27 17:50:30 |
| R45.htm | 13998 | 2026-02-27 17:50:30 |
| R46.htm | 17667 | 2026-02-27 17:50:30 |
| R47.htm | 43694 | 2026-02-27 17:50:30 |
| R48.htm | 20966 | 2026-02-27 17:50:30 |
| R49.htm | 4755 | 2026-02-27 17:50:30 |
| R5.htm | 83440 | 2026-02-27 17:50:30 |
| R50.htm | 19895 | 2026-02-27 17:50:30 |
| R51.htm | 13673 | 2026-02-27 17:50:30 |
| R52.htm | 81412 | 2026-02-27 17:50:30 |
| R53.htm | 21017 | 2026-02-27 17:50:30 |
| R54.htm | 24950 | 2026-02-27 17:50:30 |
| R55.htm | 28134 | 2026-02-27 17:50:30 |
| R56.htm | 53528 | 2026-02-27 17:50:30 |
| R57.htm | 23009 | 2026-02-27 17:50:30 |
| R58.htm | 8474 | 2026-02-27 17:50:30 |
| R59.htm | 21519 | 2026-02-27 17:50:30 |
| R6.htm | 86118 | 2026-02-27 17:50:30 |
| R60.htm | 86987 | 2026-02-27 17:50:30 |
| R61.htm | 69404 | 2026-02-27 17:50:30 |
| R62.htm | 30318 | 2026-02-27 17:50:30 |
| R7.htm | 26631 | 2026-02-27 17:50:30 |
| R8.htm | 7709 | 2026-02-27 17:50:30 |
| R9.htm | 20243 | 2026-02-27 17:50:30 |
| report.css | 2768 | 2026-02-27 17:50:30 |
| Show.js | 1086 | 2026-02-27 17:50:30 |