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| 0001437749-23-013939-index.html | 2023-05-11 16:09:31 | |
| 0001437749-23-013939.txt | 2023-05-11 16:09:31 | |
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| ex_470580.htm | 9333 | 2023-05-11 16:09:31 |
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| ex_470582.htm | 5163 | 2023-05-11 16:09:31 |
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| ex_507559.htm | 46915 | 2023-05-11 16:09:31 |
| ex_507560.htm | 17536 | 2023-05-11 16:09:31 |
| ex_507877.htm | 21457 | 2023-05-11 16:09:31 |
| ex_511004.htm | 18101 | 2023-05-11 16:09:31 |
| FilingSummary.xml | 32713 | 2023-05-11 16:09:31 |
| Financial_Report.xlsx | 52883 | 2023-05-11 16:09:31 |
| MetaLinks.json | 468498 | 2023-05-11 16:09:31 |
| next-20230331.xsd | 50421 | 2023-05-11 16:09:31 |
| next-20230331_cal.xml | 39405 | 2023-05-11 16:09:31 |
| next-20230331_def.xml | 248402 | 2023-05-11 16:09:31 |
| next-20230331_lab.xml | 223614 | 2023-05-11 16:09:31 |
| next-20230331_pre.xml | 277034 | 2023-05-11 16:09:31 |
| next20230331_10q.htm | 786809 | 2023-05-11 16:09:31 |
| next20230331_10q_htm.xml | 494489 | 2023-05-11 16:09:31 |
| R1.htm | 51801 | 2023-05-11 16:09:31 |
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| R9.htm | 11924 | 2023-05-11 16:09:31 |
| report.css | 2767 | 2023-05-11 16:09:31 |
| Show.js | 1085 | 2023-05-11 16:09:31 |