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 0000789933-20-000058-index-headers.html | 2020-11-02 17:04:27 | |
| 0000789933-20-000058-index.html | 2020-11-02 17:04:27 | |
| 0000789933-20-000058.txt | 2020-11-02 17:04:27 | |
 0000789933-20-000058-xbrl.zip | 32763 | 2020-11-02 17:04:27 |
| FilingSummary.xml | 1740 | 2020-11-02 17:04:27 |
| Financial_Report.xlsx | 5476 | 2020-11-02 17:04:27 |
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| nacco-20201102.htm | 43094 | 2020-11-02 17:04:27 |
| nacco-20201102.xsd | 2432 | 2020-11-02 17:04:27 |
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| nacco-20201102_lab.xml | 25298 | 2020-11-02 17:04:27 |
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 nacco2ctrademarkrgba021a.jpg | 85875 | 2020-11-02 17:04:27 |
| nc9302020earningsrelea.htm | 317788 | 2020-11-02 17:04:27 |
| R1.htm | 40167 | 2020-11-02 17:04:27 |
| report.css | 2767 | 2020-11-02 17:04:27 |
| Show.js | 1085 | 2020-11-02 17:04:27 |