Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001047335-15-000043-index-headers.html | 2015-05-08 13:01:52 | |
| 0001047335-15-000043-index.html | 2015-05-08 13:01:52 | |
| 0001047335-15-000043.txt | 2015-05-08 13:01:52 | |
 0001047335-15-000043-xbrl.zip | 153799 | 2015-05-08 13:01:52 |
| exhibit311adams.htm | 7888 | 2015-05-08 13:01:52 |
| exhibit312daniel.htm | 8012 | 2015-05-08 13:01:52 |
| exhibit32nhc.htm | 7860 | 2015-05-08 13:01:52 |
| FilingSummary.xml | 28942 | 2015-05-08 13:01:52 |
| Financial_Report.xls | 1091933 | 2015-05-08 13:01:52 |
| Financial_Report.xlsx | 133254 | 2015-05-08 13:01:52 |
| nhc-20150331.xml | 1164405 | 2015-05-08 13:01:52 |
| nhc-20150331.xsd | 60840 | 2015-05-08 13:01:52 |
| nhc-20150331_cal.xml | 62864 | 2015-05-08 13:01:52 |
| nhc-20150331_def.xml | 308969 | 2015-05-08 13:01:52 |
| nhc-20150331_lab.xml | 442226 | 2015-05-08 13:01:52 |
| nhc-20150331_pre.xml | 311962 | 2015-05-08 13:01:52 |
| nhcmarch2015form10q.htm | 596241 | 2015-05-08 13:01:52 |
 nhcmarch2015form10q001.jpg | 17642 | 2015-05-08 13:01:52 |
| R1.htm | 34652 | 2015-05-08 13:01:52 |
| R10.htm | 29434 | 2015-05-08 13:01:52 |
| R11.htm | 25433 | 2015-05-08 13:01:52 |
| R12.htm | 19015 | 2015-05-08 13:01:52 |
| R13.htm | 47160 | 2015-05-08 13:01:52 |
| R14.htm | 46548 | 2015-05-08 13:01:52 |
| R15.htm | 92880 | 2015-05-08 13:01:52 |
| R16.htm | 82714 | 2015-05-08 13:01:52 |
| R17.htm | 34659 | 2015-05-08 13:01:52 |
| R18.htm | 9118 | 2015-05-08 13:01:52 |
| R19.htm | 8087 | 2015-05-08 13:01:52 |
| R2.htm | 81324 | 2015-05-08 13:01:52 |
| R20.htm | 96477 | 2015-05-08 13:01:52 |
| R21.htm | 11939 | 2015-05-08 13:01:52 |
| R22.htm | 17889 | 2015-05-08 13:01:52 |
| R23.htm | 62710 | 2015-05-08 13:01:52 |
| R24.htm | 19818 | 2015-05-08 13:01:52 |
| R25.htm | 18440 | 2015-05-08 13:01:52 |
| R26.htm | 46495 | 2015-05-08 13:01:52 |
| R27.htm | 43776 | 2015-05-08 13:01:52 |
| R28.htm | 94075 | 2015-05-08 13:01:52 |
| R29.htm | 73556 | 2015-05-08 13:01:52 |
| R3.htm | 27724 | 2015-05-08 13:01:52 |
| R30.htm | 33097 | 2015-05-08 13:01:52 |
| R31.htm | 97628 | 2015-05-08 13:01:52 |
| R32.htm | 17318 | 2015-05-08 13:01:52 |
| R33.htm | 67716 | 2015-05-08 13:01:52 |
| R34.htm | 25360 | 2015-05-08 13:01:52 |
| R35.htm | 19231 | 2015-05-08 13:01:52 |
| R36.htm | 6187 | 2015-05-08 13:01:52 |
| R37.htm | 16474 | 2015-05-08 13:01:52 |
| R38.htm | 28163 | 2015-05-08 13:01:52 |
| R39.htm | 14199 | 2015-05-08 13:01:52 |
| R4.htm | 182841 | 2015-05-08 13:01:52 |
| R40.htm | 61658 | 2015-05-08 13:01:52 |
| R41.htm | 14360 | 2015-05-08 13:01:52 |
| R42.htm | 47683 | 2015-05-08 13:01:52 |
| R43.htm | 17110 | 2015-05-08 13:01:52 |
| R44.htm | 52053 | 2015-05-08 13:01:52 |
| R45.htm | 14624 | 2015-05-08 13:01:52 |
| R46.htm | 42412 | 2015-05-08 13:01:52 |
| R47.htm | 61550 | 2015-05-08 13:01:52 |
| R48.htm | 21856 | 2015-05-08 13:01:52 |
| R49.htm | 17617 | 2015-05-08 13:01:52 |
| R5.htm | 36250 | 2015-05-08 13:01:52 |
| R50.htm | 16929 | 2015-05-08 13:01:52 |
| R51.htm | 44709 | 2015-05-08 13:01:52 |
| R52.htm | 17554 | 2015-05-08 13:01:52 |
| R53.htm | 45718 | 2015-05-08 13:01:52 |
| R54.htm | 31737 | 2015-05-08 13:01:52 |
| R55.htm | 24836 | 2015-05-08 13:01:52 |
| R56.htm | 45118 | 2015-05-08 13:01:52 |
| R57.htm | 63120 | 2015-05-08 13:01:52 |
| R6.htm | 146670 | 2015-05-08 13:01:52 |
| R7.htm | 76187 | 2015-05-08 13:01:52 |
| R8.htm | 12266 | 2015-05-08 13:01:52 |
| R9.htm | 8220 | 2015-05-08 13:01:52 |
| report.css | 2740 | 2015-05-08 13:01:52 |
| Show.js | 1410 | 2015-05-08 13:01:52 |