Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001096906-22-001235-index-headers.html | 2022-05-23 12:30:36 | |
| 0001096906-22-001235-index.html | 2022-05-23 12:30:36 | |
| 0001096906-22-001235.txt | 2022-05-23 12:30:36 | |
 0001096906-22-001235-xbrl.zip | 47908 | 2022-05-23 12:30:36 |
| FilingSummary.xml | 12535 | 2022-05-23 12:30:36 |
| Financial_Report.xlsx | 25224 | 2022-05-23 12:30:36 |
| MetaLinks.json | 188405 | 2022-05-23 12:30:36 |
| nahd-20220331.htm | 235646 | 2022-05-23 12:30:36 |
| nahd-20220331.xsd | 30891 | 2022-05-23 12:30:36 |
| nahd-20220331_cal.xml | 15569 | 2022-05-23 12:30:36 |
| nahd-20220331_def.xml | 30437 | 2022-05-23 12:30:36 |
| nahd-20220331_htm.xml | 65152 | 2022-05-23 12:30:36 |
| nahd-20220331_lab.xml | 87208 | 2022-05-23 12:30:36 |
| nahd-20220331_pre.xml | 76640 | 2022-05-23 12:30:36 |
| nahd_ex31z1.htm | 7586 | 2022-05-23 12:30:36 |
| nahd_ex31z2.htm | 7551 | 2022-05-23 12:30:36 |
| nahd_ex32z1.htm | 4066 | 2022-05-23 12:30:36 |
| R1.htm | 50253 | 2022-05-23 12:30:36 |
| R10.htm | 11800 | 2022-05-23 12:30:36 |
| R11.htm | 6319 | 2022-05-23 12:30:36 |
| R12.htm | 5538 | 2022-05-23 12:30:36 |
| R13.htm | 6915 | 2022-05-23 12:30:36 |
| R14.htm | 4243 | 2022-05-23 12:30:36 |
| R15.htm | 6586 | 2022-05-23 12:30:36 |
| R16.htm | 28167 | 2022-05-23 12:30:36 |
| R17.htm | 6150 | 2022-05-23 12:30:36 |
| R2.htm | 78869 | 2022-05-23 12:30:36 |
| R3.htm | 19560 | 2022-05-23 12:30:36 |
| R4.htm | 43206 | 2022-05-23 12:30:36 |
| R5.htm | 26848 | 2022-05-23 12:30:36 |
| R6.htm | 40441 | 2022-05-23 12:30:36 |
| R7.htm | 11548 | 2022-05-23 12:30:36 |
| R8.htm | 5773 | 2022-05-23 12:30:36 |
| R9.htm | 13066 | 2022-05-23 12:30:36 |
| report.css | 2767 | 2022-05-23 12:30:36 |
| Show.js | 1085 | 2022-05-23 12:30:36 |