Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001096906-21-002108-index-headers.html | 2021-08-20 10:47:26 | |
| 0001096906-21-002108-index.html | 2021-08-20 10:47:26 | |
| 0001096906-21-002108.txt | 2021-08-20 10:47:26 | |
 0001096906-21-002108-xbrl.zip | 52447 | 2021-08-20 10:47:26 |
| FilingSummary.xml | 12585 | 2021-08-20 10:47:26 |
| Financial_Report.xlsx | 25966 | 2021-08-20 10:47:26 |
| MetaLinks.json | 178977 | 2021-08-20 10:47:26 |
| nahd-20210630.htm | 290581 | 2021-08-20 10:47:26 |
| nahd-20210630.xsd | 42348 | 2021-08-20 10:47:26 |
| nahd-20210630_cal.xml | 16045 | 2021-08-20 10:47:26 |
| nahd-20210630_def.xml | 24816 | 2021-08-20 10:47:26 |
| nahd-20210630_htm.xml | 81861 | 2021-08-20 10:47:26 |
| nahd-20210630_lab.xml | 84702 | 2021-08-20 10:47:26 |
| nahd-20210630_pre.xml | 75774 | 2021-08-20 10:47:26 |
| nahd_ex31z1.htm | 7588 | 2021-08-20 10:47:26 |
| nahd_ex31z2.htm | 7553 | 2021-08-20 10:47:26 |
| nahd_ex32z1.htm | 4010 | 2021-08-20 10:47:26 |
| R1.htm | 50139 | 2021-08-20 10:47:26 |
| R10.htm | 11702 | 2021-08-20 10:47:26 |
| R11.htm | 6103 | 2021-08-20 10:47:26 |
| R12.htm | 5542 | 2021-08-20 10:47:26 |
| R13.htm | 6947 | 2021-08-20 10:47:26 |
| R14.htm | 4231 | 2021-08-20 10:47:26 |
| R15.htm | 26989 | 2021-08-20 10:47:26 |
| R16.htm | 18690 | 2021-08-20 10:47:26 |
| R17.htm | 6137 | 2021-08-20 10:47:26 |
| R2.htm | 61624 | 2021-08-20 10:47:26 |
| R3.htm | 18904 | 2021-08-20 10:47:26 |
| R4.htm | 40059 | 2021-08-20 10:47:26 |
| R5.htm | 27547 | 2021-08-20 10:47:26 |
| R6.htm | 38480 | 2021-08-20 10:47:26 |
| R7.htm | 11675 | 2021-08-20 10:47:26 |
| R8.htm | 5815 | 2021-08-20 10:47:26 |
| R9.htm | 9679 | 2021-08-20 10:47:26 |
| report.css | 2767 | 2021-08-20 10:47:26 |
| Show.js | 1085 | 2021-08-20 10:47:26 |